23312001211 has 2 divisors, whose sum is σ = 23312001212. Its totient is φ = 23312001210.

The previous prime is 23312001199. The next prime is 23312001253. The reversal of 23312001211 is 11210021332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23312001211 - 2²³ = 23303612603 is a prime.

It is not a weakly prime, because it can be changed into another prime (23312002211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11656000605 + 11656000606.

It is an arithmetic number, because the mean of its divisors is an integer number (11656000606).

Almost surely, 2^23312001211 is an apocalyptic number.

23312001211 is a deficient number, since it is larger than the sum of its proper divisors (1).

23312001211 is an equidigital number, since it uses as much as digits as its factorization.

23312001211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 23312001211 its reverse (11210021332), we get a palindrome (34522022543).

The spelling of 23312001211 in words is "twenty-three billion, three hundred twelve million, one thousand, two hundred eleven".