Elon Musk: Biography, Wealth, Health, Relationships & 42

The story of the world’s richest man sparks endless debate: Did Elon Musk build his empire from nothing, or did he have a head start? His path involves a South African childhood, a bold move to Canada, and two internet company sales that bankrolled his rocket and car ambitions.

Net worth: Approximately $400+ billion (2025) ·
Age: 53 (born June 28, 1971) ·
Number of children: 12 ·
Number of marriages: 3 ·
First major wealth event: Sale of Zip2 for $307 million in 1999

Six key facts about Musk’s life, one pattern: his wealth and influence are built on a series of calculated technology bets that started with two college-era startups.

Here is a snapshot of his core biographical details:

The implication: Musk’s biographical data points to a life of extreme scale—both in family size and financial reach.

What condition is Elon Musk suffering from?

In May 2021, Musk hosted Saturday Night Live and made a personal disclosure that surprised many viewers: “I’m actually making history tonight as the first person with Asperger’s to host SNL,” he said during his opening monologue (Wikipedia article). Musk has since spoken about how the condition affects his social skills and eye contact, often explaining his awkward public demeanor as a result of the neurodevelopmental disorder.

The disclosure sparked widespread media coverage, with outlets like BBC News and CNBC analyzing the implications for neurodiversity in the workplace. Musk has said that while Asperger syndrome shapes his personality, he doesn’t view it as a limitation in his professional life.

The pattern: Musk’s public acknowledgment of Asperger syndrome has made him an unintentional advocate for neurodiversity, even as his controversial statements often overshadow that message.

Where did Elon originally get his money?

His early ventures: Zip2 and PayPal

Musk’s first real taste of money came from Zip2, a city guide software company he co-founded with his brother Kimbal in 1995. Compaq acquired Zip2 for $307 million in 1999, with Musk personally receiving $22 million from the sale (Biography.com profile). He immediately reinvested most of that capital into his next venture, X.com, an online payment company that eventually became PayPal.

Role of the PayPal acquisition

eBay bought PayPal for $1.5 billion in stock in 2002. As PayPal’s largest shareholder (holding 11.7% of the company), Musk received approximately $165 million from the acquisition (Wikipedia article). That payout funded his next two big bets: $100 million into SpaceX in 2002 and $70 million into Tesla in 2004.

Initial capital from his father?

Errol Musk, Elon’s father, has claimed in interviews that he helped fund his son’s early ventures. Elon Musk has disputed this, stating he worked his way through college and had student loans. Biography.com profile notes that Musk moved to Canada at age 17 with little money, worked odd jobs, and attended Queen’s University on scholarships before transferring to the University of Pennsylvania.

The implication: Musk’s wealth trajectory follows a classic Silicon Valley pattern — two successful startup exits followed by aggressive reinvestment into capital-intensive industries (space, automotive) that most investors avoided.

Who is Elon Musk’s current partner?

Current partner: Shivon Zilis

As of 2025, Musk’s current partner is Shivon Zilis, a Neuralink executive who works closely with him on the brain-computer interface company. Zilis gave birth to twins with Musk in 2021, and the couple has since had additional children together. Biography.com profile lists her as Musk’s current partner but notes the pair have not publicly married.

Previous marriages: Justine Wilson and Talulah Riley

Musk married Canadian author Justine Wilson in 2000. They had five children together before divorcing in 2008 (Wikipedia article). In 2010, he married British actress Talulah Riley; they divorced in 2012, remarried in 2013, and divorced again in 2016.

Total number of marriages

Musk has been married three times total: once to Wilson and twice to Riley. In addition to his three marriages, Musk has had children with multiple women, including musician Grimes (three children) and Zilis (twins plus more).

The pattern: Musk’s family structure is unconventional even by celebrity standards. He has 12 children with three women, and his relationships have been the subject of intense media scrutiny. This suggests a personal life as complex as his business empire.

What is Elon Musk’s religion?

Musk’s stated beliefs: agnostic or atheist

Musk has described himself as agnostic in multiple interviews. In a 2017 Rolling Stone interview, he said, “I’m not a religious person. I’m agnostic” (Biography.com profile). He has also stated that he respects Buddhism but is critical of organized religion.

Views on organized religion

Musk has criticized what he sees as the dogmatic aspects of organized religion, while expressing interest in the philosophical questions that religions attempt to answer. Wikipedia article notes that Musk has said he believes in the “laws of physics” and the scientific method as the best tools for understanding the universe.

Interest in existential and scientific questions

Musk frequently references his search for meaning in life, often tying it to his mission of making humanity a multi-planetary species. “The meaning of life is to find out the right questions,” he said in a 2018 interview (Wikipedia article). This philosophical bent explains his fascination with the number 42, a reference to Douglas Adams’ The Hitchhiker’s Guide to the Galaxy.

The trade-off: Musk’s agnosticism and focus on scientific rationality create a tension with his broad public influence. He leads companies that shape the future, but his worldview offers no moral framework beyond utilitarianism, which critics argue can justify questionable decisions.

What does 42 mean to Elon Musk?

Reference to The Hitchhiker’s Guide to the Galaxy

In Douglas Adams’ classic sci-fi novel, a supercomputer named Deep Thought calculates the answer to the “ultimate question of life, the universe, and everything” — and the answer is 42. Musk has repeatedly cited this as his favorite book and has said 42 is his lucky number (Wikipedia article).

Musk’s comments on the meaning of 42

Musk has said the number 42 represents the idea that the universe is fundamentally absurd, and that the real goal is to figure out the right questions to ask — not just the answers. This philosophy aligns with his approach to problem-solving: question assumptions, then build.

Is 42 his lucky number?

Musk has explicitly called 42 his lucky number. Tesla’s software and Easter eggs frequently reference 42 — for example, the “Ludicrous Mode” acceleration feature in early Tesla Model S cars was labeled “42” in the code. SpaceX’s Dragon spacecraft also has “42” hidden in its software (Wikipedia article).

Why this matters: Musk’s fixation on 42 is more than a quirky personal detail — it reflects his broader worldview. He sees the universe as a puzzle to be solved, and his companies are vehicles for asking (and answering) the “right questions” about space, energy, and intelligence.

Frequently asked questions

Related reading

• Elon Musk biography — Full timeline of his life and career
• Elon Musk net worth — Detailed breakdown of his wealth sources