23231223022211 has 2 divisors, whose sum is σ = 23231223022212. Its totient is φ = 23231223022210.

The previous prime is 23231223022207. The next prime is 23231223022229. The reversal of 23231223022211 is 11222032213232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23231223022211 - 2² = 23231223022207 is a prime.

It is not a weakly prime, because it can be changed into another prime (23231223522211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11615611511105 + 11615611511106.

It is an arithmetic number, because the mean of its divisors is an integer number (11615611511106).

Almost surely, 2^{23231223022211} is an apocalyptic number.

23231223022211 is a deficient number, since it is larger than the sum of its proper divisors (1).

23231223022211 is an equidigital number, since it uses as much as digits as its factorization.

23231223022211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 23231223022211 its reverse (11222032213232), we get a palindrome (34453255235443).

The spelling of 23231223022211 in words is "twenty-three trillion, two hundred thirty-one billion, two hundred twenty-three million, twenty-two thousand, two hundred eleven".