23622111523 has 4 divisors (see below), whose sum is σ = 23624916480. Its totient is φ = 23619306568.

The previous prime is 23622111503. The next prime is 23622111547. The reversal of 23622111523 is 32511122632.

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

It is a cyclic number.

It is not a de Polignac number, because 23622111523 - 2²¹ = 23620014371 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23622111491 and 23622111500.

It is not an unprimeable number, because it can be changed into a prime (23622111503) 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, 1389808 + ... + 1406701.

It is an arithmetic number, because the mean of its divisors is an integer number (5906229120).

Almost surely, 2^23622111523 is an apocalyptic number.

23622111523 is a deficient number, since it is larger than the sum of its proper divisors (2804957).

23622111523 is an equidigital number, since it uses as much as digits as its factorization.

23622111523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804956.

The product of its digits is 4320, while the sum is 28.

The spelling of 23622111523 in words is "twenty-three billion, six hundred twenty-two million, one hundred eleven thousand, five hundred twenty-three".