23313331033 has 2 divisors, whose sum is σ = 23313331034. Its totient is φ = 23313331032.

The previous prime is 23313331007. The next prime is 23313331049. The reversal of 23313331033 is 33013331332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22377766464 + 935564569 = 149592^2 + 30587^2 .

It is a cyclic number.

It is not a de Polignac number, because 23313331033 - 2²⁵ = 23279776601 is a prime.

It is a super-2 number, since 2×23313331033² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23313330989 and 23313331007.

It is not a weakly prime, because it can be changed into another prime (23313331003) 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, 11656665516 + 11656665517.

It is an arithmetic number, because the mean of its divisors is an integer number (11656665517).

Almost surely, 2^23313331033 is an apocalyptic number.

It is an amenable number.

23313331033 is a deficient number, since it is larger than the sum of its proper divisors (1).

23313331033 is an equidigital number, since it uses as much as digits as its factorization.

23313331033 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 25.

Adding to 23313331033 its reverse (33013331332), we get a palindrome (56326662365).

The spelling of 23313331033 in words is "twenty-three billion, three hundred thirteen million, three hundred thirty-one thousand, thirty-three".