123311320204 has 12 divisors (see below), whose sum is σ = 225177193584. Its totient is φ = 58974979184.

The previous prime is 123311320163. The next prime is 123311320211. The reversal of 123311320204 is 402023113321.

It is a super-3 number, since 3×123311320204³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670170127 + ... + 670170310.

It is an arithmetic number, because the mean of its divisors is an integer number (18764766132).

Almost surely, 2^123311320204 is an apocalyptic number.

It is an amenable number.

123311320204 is a deficient number, since it is larger than the sum of its proper divisors (101865873380).

123311320204 is a wasteful number, since it uses less digits than its factorization.

123311320204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340340464 (or 1340340462 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 123311320204 its reverse (402023113321), we get a palindrome (525334433525).

The spelling of 123311320204 in words is "one hundred twenty-three billion, three hundred eleven million, three hundred twenty thousand, two hundred four".