23333032131991 has 2 divisors, whose sum is σ = 23333032131992. Its totient is φ = 23333032131990.

The previous prime is 23333032131989. The next prime is 23333032132087. The reversal of 23333032131991 is 19913123033332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23333032131991 - 2¹ = 23333032131989 is a prime.

Together with 23333032131989, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23333032131901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11666516065995 + 11666516065996.

It is an arithmetic number, because the mean of its divisors is an integer number (11666516065996).

Almost surely, 2^{23333032131991} is an apocalyptic number.

23333032131991 is a deficient number, since it is larger than the sum of its proper divisors (1).

23333032131991 is an equidigital number, since it uses as much as digits as its factorization.

23333032131991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 236196, while the sum is 43.

The spelling of 23333032131991 in words is "twenty-three trillion, three hundred thirty-three billion, thirty-two million, one hundred thirty-one thousand, nine hundred ninety-one".