23333012320157 has 2 divisors, whose sum is σ = 23333012320158. Its totient is φ = 23333012320156.

The previous prime is 23333012320153. The next prime is 23333012320201. The reversal of 23333012320157 is 75102321033332.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13410676119481 + 9922336200676 = 3662059^2 + 3149974^2 .

It is a cyclic number.

It is not a de Polignac number, because 23333012320157 - 2² = 23333012320153 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23333012320153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11666506160078 + 11666506160079.

It is an arithmetic number, because the mean of its divisors is an integer number (11666506160079).

Almost surely, 2^{23333012320157} is an apocalyptic number.

It is an amenable number.

23333012320157 is a deficient number, since it is larger than the sum of its proper divisors (1).

23333012320157 is an equidigital number, since it uses as much as digits as its factorization.

23333012320157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 35.

Adding to 23333012320157 its reverse (75102321033332), we get a palindrome (98435333353489).

The spelling of 23333012320157 in words is "twenty-three trillion, three hundred thirty-three billion, twelve million, three hundred twenty thousand, one hundred fifty-seven".