12313320204 has 48 divisors (see below), whose sum is σ = 30094428672. Its totient is φ = 3911035392.

The previous prime is 12313320191. The next prime is 12313320223. The reversal of 12313320204 is 40202331321.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12229 + ... + 157404.

It is an arithmetic number, because the mean of its divisors is an integer number (626967264).

Almost surely, 2^12313320204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12313320204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15047214336).

12313320204 is an abundant number, since it is smaller than the sum of its proper divisors (17781108468).

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

12313320204 is a wasteful number, since it uses less digits than its factorization.

12313320204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169926 (or 169924 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12313320204 its reverse (40202331321), we get a palindrome (52515651525).

The spelling of 12313320204 in words is "twelve billion, three hundred thirteen million, three hundred twenty thousand, two hundred four".