22002323023 has 4 divisors (see below), whose sum is σ = 22596980440. Its totient is φ = 21407665608.

The previous prime is 22002322973. The next prime is 22002323053. The reversal of 22002323023 is 32032320022.

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 22002323023 - 2¹⁷ = 22002191951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002323053) 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, 297328653 + ... + 297328726.

It is an arithmetic number, because the mean of its divisors is an integer number (5649245110).

Almost surely, 2^22002323023 is an apocalyptic number.

22002323023 is a deficient number, since it is larger than the sum of its proper divisors (594657417).

22002323023 is an equidigital number, since it uses as much as digits as its factorization.

22002323023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594657416.

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 22002323023 its reverse (32032320022), we get a palindrome (54034643045).

The spelling of 22002323023 in words is "twenty-two billion, two million, three hundred twenty-three thousand, twenty-three".