You are 21 years old if you were born on October 18, 2002.
You are 21 years 5 months, 1 week, and 3 days old or 257 months old or 1,118 weeks old or 7,832 days old or 187,968 hours old or 11,278,080 minutes old or 676,684,800 seconds old You were born on a Friday.