12320123404 has 12 divisors (see below), whose sum is σ = 21649679128. Its totient is φ = 6134500800.

The previous prime is 12320123401. The next prime is 12320123419. The reversal of 12320123404 is 40432102321.

It is not an unprimeable number, because it can be changed into a prime (12320123401) 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, 6389142 + ... + 6391069.

Almost surely, 2^12320123404 is an apocalyptic number.

It is an amenable number.

12320123404 is a deficient number, since it is larger than the sum of its proper divisors (9329555724).

12320123404 is a wasteful number, since it uses less digits than its factorization.

12320123404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12780456 (or 12780454 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12320123404 its reverse (40432102321), we get a palindrome (52752225725).

The spelling of 12320123404 in words is "twelve billion, three hundred twenty million, one hundred twenty-three thousand, four hundred four".