12012211003113 has 72 divisors (see below), whose sum is σ = 18154201991432. Its totient is φ = 7947462541824.

The previous prime is 12012211003049. The next prime is 12012211003127. The reversal of 12012211003113 is 31130011221021.

12012211003113 is a `hidden beast` number, since 120 + 1 + 221 + 10 + 0 + 311 + 3 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 151922211984 + 11860288791129 = 389772^2 + 3443877^2 .

It is not a de Polignac number, because 12012211003113 - 2⁶ = 12012211003049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12012211003813) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 903370881 + ... + 903384177.

Almost surely, 2^{12012211003113} is an apocalyptic number.

It is an amenable number.

12012211003113 is a deficient number, since it is larger than the sum of its proper divisors (6141990988319).

12012211003113 is an frugal number, since it uses more digits than its factorization.

12012211003113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14355 (or 14334 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 12012211003113 its reverse (31130011221021), we get a palindrome (43142222224134).

The spelling of 12012211003113 in words is "twelve trillion, twelve billion, two hundred eleven million, three thousand, one hundred thirteen".