23333123031961 has 2 divisors, whose sum is σ = 23333123031962. Its totient is φ = 23333123031960.

The previous prime is 23333123031941. The next prime is 23333123032039. The reversal of 23333123031961 is 16913032133332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18702208406025 + 4630914625936 = 4324605^2 + 2151956^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23333123031961 is a prime.

It is not a weakly prime, because it can be changed into another prime (23333123031941) 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, 11666561515980 + 11666561515981.

It is an arithmetic number, because the mean of its divisors is an integer number (11666561515981).

Almost surely, 2^{23333123031961} is an apocalyptic number.

It is an amenable number.

23333123031961 is a deficient number, since it is larger than the sum of its proper divisors (1).

23333123031961 is an equidigital number, since it uses as much as digits as its factorization.

23333123031961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157464, while the sum is 40.

The spelling of 23333123031961 in words is "twenty-three trillion, three hundred thirty-three billion, one hundred twenty-three million, thirty-one thousand, nine hundred sixty-one".