23303213033 has 2 divisors, whose sum is σ = 23303213034. Its totient is φ = 23303213032.

The previous prime is 23303212997. The next prime is 23303213051. The reversal of 23303213033 is 33031230332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19764985744 + 3538227289 = 140588^2 + 59483^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23303213033 is a prime.

It is a super-2 number, since 2×23303213033² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23383213033) 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, 11651606516 + 11651606517.

It is an arithmetic number, because the mean of its divisors is an integer number (11651606517).

Almost surely, 2^23303213033 is an apocalyptic number.

It is an amenable number.

23303213033 is a deficient number, since it is larger than the sum of its proper divisors (1).

23303213033 is an equidigital number, since it uses as much as digits as its factorization.

23303213033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 23.

Adding to 23303213033 its reverse (33031230332), we get a palindrome (56334443365).

The spelling of 23303213033 in words is "twenty-three billion, three hundred three million, two hundred thirteen thousand, thirty-three".