23313130133 has 2 divisors, whose sum is σ = 23313130134. Its totient is φ = 23313130132.

The previous prime is 23313130117. The next prime is 23313130153. The reversal of 23313130133 is 33103131332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14800668964 + 8512461169 = 121658^2 + 92263^2 .

It is a cyclic number.

It is not a de Polignac number, because 23313130133 - 2⁴ = 23313130117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23313130099 and 23313130108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23313130153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11656565066 + 11656565067.

It is an arithmetic number, because the mean of its divisors is an integer number (11656565067).

Almost surely, 2^23313130133 is an apocalyptic number.

It is an amenable number.

23313130133 is a deficient number, since it is larger than the sum of its proper divisors (1).

23313130133 is an equidigital number, since it uses as much as digits as its factorization.

23313130133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 23313130133 its reverse (33103131332), we get a palindrome (56416261465).

The spelling of 23313130133 in words is "twenty-three billion, three hundred thirteen million, one hundred thirty thousand, one hundred thirty-three".