111200101010992 has 40 divisors (see below), whose sum is σ = 246548988778400. Its totient is φ = 47595213176832.

The previous prime is 111200101010983. The next prime is 111200101010993. The reversal of 111200101010992 is 299010101002111.

It is a happy number.

111200101010992 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 111200101010992.

It is not an unprimeable number, because it can be changed into a prime (111200101010993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645465267 + ... + 645637522.

It is an arithmetic number, because the mean of its divisors is an integer number (6163724719460).

Almost surely, 2^{111200101010992} is an apocalyptic number.

It is an amenable number.

111200101010992 is an abundant number, since it is smaller than the sum of its proper divisors (135348887767408).

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

111200101010992 is a wasteful number, since it uses less digits than its factorization.

111200101010992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291103573 (or 1291103567 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 28.

The spelling of 111200101010992 in words is "one hundred eleven trillion, two hundred billion, one hundred one million, ten thousand, nine hundred ninety-two".