You are 120 years old if you were born on September 20, 1903.
You are 120 years 7 months and 4 days old or 1447 months old or 6,292 weeks old or 44,047 days old or 1,057,128 hours old or 63,427,680 minutes old or 3,805,660,800 seconds old You were born on a Sunday.