You are 21 years old if you were born on March 1, 2003.
You are 21 years 1 month, 3 weeks, and 4 days old or 253 months old or 1,103 weeks old or 7,727 days old or 185,448 hours old or 11,126,880 minutes old or 667,612,800 seconds old You were born on a Saturday.