You are 123 years old if you were born on December 3, 1900.
You are 123 years 3 months, 3 weeks, and 5 days old or 1479 months old or 6,434 weeks old or 45,042 days old or 1,081,008 hours old or 64,860,480 minutes old or 3,891,628,800 seconds old You were born on a Monday.