10013113212012 has 18 divisors (see below), whose sum is σ = 25310925063788. Its totient is φ = 3337704403992.

The previous prime is 10013113212001. The next prime is 10013113212023. The reversal of 10013113212012 is 21021231131001.

10013113212012 is a `hidden beast` number, since 1 + 0 + 0 + 1 + 311 + 321 + 20 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (10013113212001) and next prime (10013113212023).

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×10013113212012² (a number of 27 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 139071016798 + ... + 139071016869.

Almost surely, 2^{10013113212012} is an apocalyptic number.

10013113212012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10013113212012 is an abundant number, since it is smaller than the sum of its proper divisors (15297811851776).

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

10013113212012 is a wasteful number, since it uses less digits than its factorization.

10013113212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278142033677 (or 278142033672 counting only the distinct ones).

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

Adding to 10013113212012 its reverse (21021231131001), we get a palindrome (31034344343013).

The spelling of 10013113212012 in words is "ten trillion, thirteen billion, one hundred thirteen million, two hundred twelve thousand, twelve".