Was today a prime numbered day?
Checking
NO
No — it's the 22nd, and 22 = 2 × 11, so today's date is firmly composite.
Why
- Day of the month: 22 = 2 × 11
- Day of the year: 295 = 5 × 59, also composite
- Next prime day is Thursday the 29th; 23 is prime too