111200102101100 has 36 divisors (see below), whose sum is σ = 241799712879984. Its totient is φ = 44388706034880.

The previous prime is 111200102101097. The next prime is 111200102101117. The reversal of 111200102101100 is 1101201002111.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1141636127 + ... + 1141733526.

Almost surely, 2^{111200102101100} is an apocalyptic number.

111200102101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111200102101100 is an abundant number, since it is smaller than the sum of its proper divisors (130599610778884).

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

111200102101100 is a wasteful number, since it uses less digits than its factorization.

111200102101100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2283370154 (or 2283370147 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111200102101100 its reverse (1101201002111), we get a palindrome (112301303103211).

The spelling of 111200102101100 in words is "one hundred eleven trillion, two hundred billion, one hundred two million, one hundred one thousand, one hundred".