You are 21 years old if you were born on January 15, 2003.
You are 21 years 3 months, 1 week, and 3 days old or 255 months old or 1,110 weeks old or 7,771 days old or 186,504 hours old or 11,190,240 minutes old or 671,414,400 seconds old You were born on a Wednesday.