23115320453201 has 4 divisors (see below), whose sum is σ = 23119397954100. Its totient is φ = 23111242952304.

The previous prime is 23115320453191. The next prime is 23115320453207. The reversal of 23115320453201 is 10235402351132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12584153182225 + 10531167270976 = 3547415^2 + 3245176^2 .

It is a cyclic number.

It is not a de Polignac number, because 23115320453201 - 2³⁰ = 23114246711377 is a prime.

It is a super-2 number, since 2×23115320453201² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23115320453207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2038741946 + ... + 2038753283.

It is an arithmetic number, because the mean of its divisors is an integer number (5779849488525).

Almost surely, 2^{23115320453201} is an apocalyptic number.

It is an amenable number.

23115320453201 is a deficient number, since it is larger than the sum of its proper divisors (4077500899).

23115320453201 is an equidigital number, since it uses as much as digits as its factorization.

23115320453201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4077500898.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 23115320453201 in words is "twenty-three trillion, one hundred fifteen billion, three hundred twenty million, four hundred fifty-three thousand, two hundred one".