23115320323201 has 2 divisors, whose sum is σ = 23115320323202. Its totient is φ = 23115320323200.

The previous prime is 23115320323171. The next prime is 23115320323211. The reversal of 23115320323201 is 10232302351132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19037505513601 + 4077814809600 = 4363199^2 + 2019360^2 .

It is a cyclic number.

It is not a de Polignac number, because 23115320323201 - 2³¹ = 23113172839553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23115320323201.

It is not a weakly prime, because it can be changed into another prime (23115320323211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11557660161600 + 11557660161601.

It is an arithmetic number, because the mean of its divisors is an integer number (11557660161601).

Almost surely, 2^{23115320323201} is an apocalyptic number.

It is an amenable number.

23115320323201 is a deficient number, since it is larger than the sum of its proper divisors (1).

23115320323201 is an equidigital number, since it uses as much as digits as its factorization.

23115320323201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 23115320323201 its reverse (10232302351132), we get a palindrome (33347622674333).

The spelling of 23115320323201 in words is "twenty-three trillion, one hundred fifteen billion, three hundred twenty million, three hundred twenty-three thousand, two hundred one".