You are 21 years old if you were born on January 3, 2003.
You are 21 years 3 months, 2 weeks, and 6 days old or 255 months old or 1,111 weeks old or 7,781 days old or 186,744 hours old or 11,204,640 minutes old or 672,278,400 seconds old You were born on a Friday.