23272211 has 2 divisors, whose sum is σ = 23272212. Its totient is φ = 23272210.

The previous prime is 23272199. The next prime is 23272213. The reversal of 23272211 is 11227232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23272211 - 2¹⁸ = 23010067 is a prime.

Together with 23272213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23272213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11636105 + 11636106.

It is an arithmetic number, because the mean of its divisors is an integer number (11636106).

Almost surely, 2^23272211 is an apocalyptic number.

23272211 is a deficient number, since it is larger than the sum of its proper divisors (1).

23272211 is an equidigital number, since it uses as much as digits as its factorization.

23272211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 336, while the sum is 20.

The square root of 23272211 is about 4824.1280041060. The cubic root of 23272211 is about 285.5042310003.

Adding to 23272211 its reverse (11227232), we get a palindrome (34499443).

The spelling of 23272211 in words is "twenty-three million, two hundred seventy-two thousand, two hundred eleven".