111000122220200 has 96 divisors (see below), whose sum is σ = 271700377920000. Its totient is φ = 42056672486400.

The previous prime is 111000122220157. The next prime is 111000122220259. The reversal of 111000122220200 is 2022221000111.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22241465 + ... + 26770935.

It is an arithmetic number, because the mean of its divisors is an integer number (2830212270000).

Almost surely, 2^{111000122220200} is an apocalyptic number.

111000122220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111000122220200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135850188960000).

111000122220200 is an abundant number, since it is smaller than the sum of its proper divisors (160700255699800).

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

111000122220200 is a wasteful number, since it uses less digits than its factorization.

111000122220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4535955 (or 4535946 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 111000122220200 its reverse (2022221000111), we get a palindrome (113022343220311).

The spelling of 111000122220200 in words is "one hundred eleven trillion, one hundred twenty-two million, two hundred twenty thousand, two hundred".