12132013200012 has 72 divisors (see below), whose sum is σ = 31314043999056. Its totient is φ = 3959493041664.

The previous prime is 12132013199987. The next prime is 12132013200017. The reversal of 12132013200012 is 21000231023121.

12132013200012 is a `hidden beast` number, since 1 + 21 + 320 + 1 + 320 + 0 + 0 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12132013200017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16488298 + ... + 17208369.

Almost surely, 2^{12132013200012} is an apocalyptic number.

12132013200012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12132013200012 is an abundant number, since it is smaller than the sum of its proper divisors (19182030799044).

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

12132013200012 is a wasteful number, since it uses less digits than its factorization.

12132013200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33696887 (or 33696882 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12132013200012 its reverse (21000231023121), we get a palindrome (33132244223133).

The spelling of 12132013200012 in words is "twelve trillion, one hundred thirty-two billion, thirteen million, two hundred thousand, twelve".