23312227 has 2 divisors, whose sum is σ = 23312228. Its totient is φ = 23312226.

The previous prime is 23312147. The next prime is 23312243. The reversal of 23312227 is 72221332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23312227 - 2⁷ = 23312099 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 23312198 and 23312207.

It is not a weakly prime, because it can be changed into another prime (23312327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11656113 + 11656114.

It is an arithmetic number, because the mean of its divisors is an integer number (11656114).

Almost surely, 2^23312227 is an apocalyptic number.

23312227 is a deficient number, since it is larger than the sum of its proper divisors (1).

23312227 is an equidigital number, since it uses as much as digits as its factorization.

23312227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 22.

The square root of 23312227 is about 4828.2737080659. The cubic root of 23312227 is about 285.6677764891.

Adding to 23312227 its reverse (72221332), we get a palindrome (95533559).

The spelling of 23312227 in words is "twenty-three million, three hundred twelve thousand, two hundred twenty-seven".