23120514355 has 4 divisors (see below), whose sum is σ = 27744617232. Its totient is φ = 18496411480.

The previous prime is 23120514299. The next prime is 23120514367. The reversal of 23120514355 is 55341502132.

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

It is not a de Polignac number, because 23120514355 - 2²³ = 23112125747 is a prime.

It is a super-2 number, since 2×23120514355² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2312051431 + ... + 2312051440.

It is an arithmetic number, because the mean of its divisors is an integer number (6936154308).

Almost surely, 2^23120514355 is an apocalyptic number.

23120514355 is a deficient number, since it is larger than the sum of its proper divisors (4624102877).

23120514355 is an equidigital number, since it uses as much as digits as its factorization.

23120514355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4624102876.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 23120514355 in words is "twenty-three billion, one hundred twenty million, five hundred fourteen thousand, three hundred fifty-five".