What is the federal tax on 100 million dollars?

The federal tax on $100 million depends on various factors, including the type of income (ordinary income, capital gains, etc.) and any deductions or credits applicable. For high-income earners, the top federal income tax rate is currently 37%. If the entire amount were considered ordinary income without deductions, the federal tax could be approximately $37 million. However, the actual tax liability could vary significantly based on specific circumstances.