23311330057 has 2 divisors, whose sum is σ = 23311330058. Its totient is φ = 23311330056.

The previous prime is 23311330027. The next prime is 23311330061. The reversal of 23311330057 is 75003311332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14706170361 + 8605159696 = 121269^2 + 92764^2 .

It is a cyclic number.

It is not a de Polignac number, because 23311330057 - 2¹¹ = 23311328009 is a prime.

It is not a weakly prime, because it can be changed into another prime (23311330027) 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, 11655665028 + 11655665029.

It is an arithmetic number, because the mean of its divisors is an integer number (11655665029).

Almost surely, 2^23311330057 is an apocalyptic number.

It is an amenable number.

23311330057 is a deficient number, since it is larger than the sum of its proper divisors (1).

23311330057 is an equidigital number, since it uses as much as digits as its factorization.

23311330057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670, while the sum is 28.

Adding to 23311330057 its reverse (75003311332), we get a palindrome (98314641389).

The spelling of 23311330057 in words is "twenty-three billion, three hundred eleven million, three hundred thirty thousand, fifty-seven".