You are 120 years old if you were born on October 21, 1903.
You are 120 years 5 months, 1 week, and 1 day old or 1445 months old or 6,284 weeks old or 43,990 days old or 1,055,760 hours old or 63,345,600 minutes old or 3,800,736,000 seconds old You were born on a Wednesday.