22080911 has 2 divisors, whose sum is σ = 22080912. Its totient is φ = 22080910.

The previous prime is 22080901. The next prime is 22080917. The reversal of 22080911 is 11908022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22080911 - 2⁶ = 22080847 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22080917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11040455 + 11040456.

It is an arithmetic number, because the mean of its divisors is an integer number (11040456).

Almost surely, 2^22080911 is an apocalyptic number.

22080911 is a deficient number, since it is larger than the sum of its proper divisors (1).

22080911 is an equidigital number, since it uses as much as digits as its factorization.

22080911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 22080911 is about 4699.0329856259. The cubic root of 22080911 is about 280.5470216025.

Adding to 22080911 its reverse (11908022), we get a palindrome (33988933).

The spelling of 22080911 in words is "twenty-two million, eighty thousand, nine hundred eleven".