3123123204 has 24 divisors (see below), whose sum is σ = 7319396448. Its totient is φ = 1036454080.

The previous prime is 3123123191. The next prime is 3123123247. The reversal of 3123123204 is 4023213213.

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, 570537 + ... + 575984.

It is an arithmetic number, because the mean of its divisors is an integer number (304974852).

Almost surely, 2^3123123204 is an apocalyptic number.

It is an amenable number.

3123123204 is an abundant number, since it is smaller than the sum of its proper divisors (4196273244).

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

3123123204 is a wasteful number, since it uses less digits than its factorization.

3123123204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146755 (or 1146753 counting only the distinct ones).

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

The square root of 3123123204 is about 55884.9103425961. The cubic root of 3123123204 is about 1461.7161286387.

Adding to 3123123204 its reverse (4023213213), we get a palindrome (7146336417).

Subtracting 3123123204 from its reverse (4023213213), we obtain a palindrome (900090009).

The spelling of 3123123204 in words is "three billion, one hundred twenty-three million, one hundred twenty-three thousand, two hundred four".