111102120200 has 96 divisors (see below), whose sum is σ = 262357716960. Its totient is φ = 43745856000.

The previous prime is 111102120187. The next prime is 111102120343. The reversal of 111102120200 is 2021201111.

111102120200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×111102120200² (a number of 23 digits) contains 22 as substring.

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, 28848275 + ... + 28852125.

It is an arithmetic number, because the mean of its divisors is an integer number (2732892885).

Almost surely, 2^111102120200 is an apocalyptic number.

111102120200 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 111102120200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131178858480).

111102120200 is an abundant number, since it is smaller than the sum of its proper divisors (151255596760).

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

111102120200 is a wasteful number, since it uses less digits than its factorization.

111102120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6087 (or 6078 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111102120200 its reverse (2021201111), we get a palindrome (113123321311).

The spelling of 111102120200 in words is "one hundred eleven billion, one hundred two million, one hundred twenty thousand, two hundred".