12104234434 has 16 divisors (see below), whose sum is σ = 18350017056. Its totient is φ = 5987606400.

The previous prime is 12104234431. The next prime is 12104234479. The reversal of 12104234434 is 43443240121.

It is not an unprimeable number, because it can be changed into a prime (12104234431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 636849 + ... + 655579.

It is an arithmetic number, because the mean of its divisors is an integer number (1146876066).

Almost surely, 2^12104234434 is an apocalyptic number.

12104234434 is a deficient number, since it is larger than the sum of its proper divisors (6245782622).

12104234434 is a wasteful number, since it uses less digits than its factorization.

12104234434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22161.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 12104234434 its reverse (43443240121), we get a palindrome (55547474555).

The spelling of 12104234434 in words is "twelve billion, one hundred four million, two hundred thirty-four thousand, four hundred thirty-four".