India, June 8 -- Elon Musk is already the world's richest person, with an estimated net worth of about $273 billion, mainly from his holdings in Tesla stock and options. Musk could become the first trillionaire in history if SpaceX's planned IPO is successful and investors support the company's massive valuation.

SpaceX is expected to be valued at around $1.77 trillion to $1.8 trillion during the IPO, as per reports. Musk owns nearly half of SpaceX, which means his stake alone could be worth about $841 billion. If his Tesla wealth and SpaceX stake are added together, Musk's total fortune could rise to about $1.11 trillion.

However, most of Musk's wealth is tied to the value of his company shares. This means his net worth can go up or do...