12012107041836 has 108 divisors (see below), whose sum is σ = 33832432726456. Its totient is φ = 3590168883840.

The previous prime is 12012107041829. The next prime is 12012107041873. The reversal of 12012107041836 is 63814070121021.

12012107041836 is a `hidden beast` number, since 1 + 20 + 1 + 210 + 7 + 0 + 418 + 3 + 6 = 666.

It is a super-3 number, since 3×12012107041836³ (a number of 40 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 12012107041836.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18569686 + ... + 19205661.

Almost surely, 2^{12012107041836} is an apocalyptic number.

It is an amenable number.

12012107041836 is an abundant number, since it is smaller than the sum of its proper divisors (21820325684620).

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

12012107041836 is a wasteful number, since it uses less digits than its factorization.

12012107041836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37775452 (or 37775436 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

Adding to 12012107041836 its reverse (63814070121021), we get a palindrome (75826177162857).

The spelling of 12012107041836 in words is "twelve trillion, twelve billion, one hundred seven million, forty-one thousand, eight hundred thirty-six".