12104020132 has 12 divisors (see below), whose sum is σ = 21183751260. Its totient is φ = 6051519776.

The previous prime is 12104020079. The next prime is 12104020133. The reversal of 12104020132 is 23102040121.

It can be written as a sum of positive squares in 2 ways, for example, as 5209374976 + 6894645156 = 72176^2 + 83034^2 .

It is a super-2 number, since 2×12104020132² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12104020133) 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, 63907 + ... + 168202.

It is an arithmetic number, because the mean of its divisors is an integer number (1765312605).

Almost surely, 2^12104020132 is an apocalyptic number.

It is an amenable number.

12104020132 is a deficient number, since it is larger than the sum of its proper divisors (9079731128).

12104020132 is a wasteful number, since it uses less digits than its factorization.

12104020132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245150 (or 245148 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12104020132 its reverse (23102040121), we get a palindrome (35206060253).

The spelling of 12104020132 in words is "twelve billion, one hundred four million, twenty thousand, one hundred thirty-two".