12130010021100 has 72 divisors (see below), whose sum is σ = 35136181518928. Its totient is φ = 3230980934400.

The previous prime is 12130010021099. The next prime is 12130010021137. The reversal of 12130010021100 is 112001003121.

It is a super-2 number, since 2×12130010021100² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22788991 + ... + 23315190.

Almost surely, 2^{12130010021100} is an apocalyptic number.

12130010021100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12130010021100 is an abundant number, since it is smaller than the sum of its proper divisors (23006171497828).

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

12130010021100 is a wasteful number, since it uses less digits than its factorization.

12130010021100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46105075 (or 46105068 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 12130010021100 its reverse (112001003121), we get a palindrome (12242011024221).

The spelling of 12130010021100 in words is "twelve trillion, one hundred thirty billion, ten million, twenty-one thousand, one hundred".