23333031311131 has 2 divisors, whose sum is σ = 23333031311132. Its totient is φ = 23333031311130.

The previous prime is 23333031311113. The next prime is 23333031311137. The reversal of 23333031311131 is 13111313033332.

Together with previous prime (23333031311113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23333031311131 - 2⁷ = 23333031311003 is a prime.

It is a super-2 number, since 2×23333031311131² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23333031311131.

It is not a weakly prime, because it can be changed into another prime (23333031311137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11666515655565 + 11666515655566.

It is an arithmetic number, because the mean of its divisors is an integer number (11666515655566).

Almost surely, 2^{23333031311131} is an apocalyptic number.

23333031311131 is a deficient number, since it is larger than the sum of its proper divisors (1).

23333031311131 is an equidigital number, since it uses as much as digits as its factorization.

23333031311131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4374, while the sum is 28.

Adding to 23333031311131 its reverse (13111313033332), we get a palindrome (36444344344463).

The spelling of 23333031311131 in words is "twenty-three trillion, three hundred thirty-three billion, thirty-one million, three hundred eleven thousand, one hundred thirty-one".