You are 123 years old if you were born on January 15, 1901.
You are 123 years 3 months and 3 days old or 1479 months old or 6,431 weeks old or 45,019 days old or 1,080,456 hours old or 64,827,360 minutes old or 3,889,641,600 seconds old You were born on a Tuesday.