111012100010000 has 200 divisors, whose sum is σ = 325235977672320. Its totient is φ = 35822391552000.

The previous prime is 111012100009997. The next prime is 111012100010039. The reversal of 111012100010000 is 10001210111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 111012100010000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 45453740 + ... + 47833739.

Almost surely, 2^{111012100010000} is an apocalyptic number.

111012100010000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111012100010000 is an abundant number, since it is smaller than the sum of its proper divisors (214223877662320).

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

111012100010000 is an equidigital number, since it uses as much as digits as its factorization.

111012100010000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93287531 (or 93287510 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 111012100010000 its reverse (10001210111), we get a palindrome (111022101220111).

The spelling of 111012100010000 in words is "one hundred eleven trillion, twelve billion, one hundred million, ten thousand".