12023323004 has 24 divisors (see below), whose sum is σ = 26232705408. Its totient is φ = 4684411440.

The previous prime is 12023322959. The next prime is 12023323027. The reversal of 12023323004 is 40032332021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19518074 + ... + 19518689.

It is an arithmetic number, because the mean of its divisors is an integer number (1093029392).

Almost surely, 2^12023323004 is an apocalyptic number.

12023323004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12023323004 is an abundant number, since it is smaller than the sum of its proper divisors (14209382404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12023323004 is a wasteful number, since it uses less digits than its factorization.

12023323004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39036785 (or 39036783 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 12023323004 its reverse (40032332021), we get a palindrome (52055655025).

The spelling of 12023323004 in words is "twelve billion, twenty-three million, three hundred twenty-three thousand, four".