111200214120 has 64 divisors (see below), whose sum is σ = 337039859520. Its totient is φ = 29347682304.

The previous prime is 111200214061. The next prime is 111200214127. The reversal of 111200214120 is 21412002111.

111200214120 = T₂₁₁₇₁ + T₂₁₁₇₂ + ... + T₂₁₆₅₅.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 111200214120.

It is not an unprimeable number, because it can be changed into a prime (111200214127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4765002 + ... + 4788281.

It is an arithmetic number, because the mean of its divisors is an integer number (5266247805).

Almost surely, 2^111200214120 is an apocalyptic number.

111200214120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111200214120 is an abundant number, since it is smaller than the sum of its proper divisors (225839645400).

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

111200214120 is a wasteful number, since it uses less digits than its factorization.

111200214120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9553394 (or 9553390 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111200214120 its reverse (21412002111), we get a palindrome (132612216231).

The spelling of 111200214120 in words is "one hundred eleven billion, two hundred million, two hundred fourteen thousand, one hundred twenty".