111012201011200 has 144 divisors (see below), whose sum is σ = 280436315927040. Its totient is φ = 43567051407360.

The previous prime is 111012201011191. The next prime is 111012201011213. The reversal of 111012201011200 is 2110102210111.

It is a happy number.

It is a congruent number.

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, 17741184 + ... + 23168383.

It is an arithmetic number, because the mean of its divisors is an integer number (1947474416160).

Almost surely, 2^{111012201011200} is an apocalyptic number.

111012201011200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111012201011200 is an abundant number, since it is smaller than the sum of its proper divisors (169424114915840).

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

111012201011200 is an equidigital number, since it uses as much as digits as its factorization.

111012201011200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40909652 (or 40909627 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111012201011200 its reverse (2110102210111), we get a palindrome (113122303221311).

The spelling of 111012201011200 in words is "one hundred eleven trillion, twelve billion, two hundred one million, eleven thousand, two hundred".