12000011112100 has 72 divisors (see below), whose sum is σ = 28412693971200. Its totient is φ = 4362811689600.

The previous prime is 12000011112083. The next prime is 12000011112151. The reversal of 12000011112100 is 121111000021.

It is a Harshad number since it is a multiple of its sum of digits (10).

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 23 ways as a sum of consecutive naturals, for example, 4773646 + ... + 6840154.

It is an arithmetic number, because the mean of its divisors is an integer number (394620749600).

Almost surely, 2^{12000011112100} is an apocalyptic number.

12000011112100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000011112100 is an abundant number, since it is smaller than the sum of its proper divisors (16412682859100).

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

12000011112100 is a wasteful number, since it uses less digits than its factorization.

12000011112100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2071813 (or 2071806 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 12000011112100 its reverse (121111000021), we get a palindrome (12121122112121).

The spelling of 12000011112100 in words is "twelve trillion, eleven million, one hundred twelve thousand, one hundred".