111322120200 has 96 divisors (see below), whose sum is σ = 356998579200. Its totient is φ = 28662242560.

The previous prime is 111322120159. The next prime is 111322120213. The reversal of 111322120200 is 2021223111.

It is a super-2 number, since 2×111322120200² (a number of 23 digits) contains 22 as substring.

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 111322120200.

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, 3181512 + ... + 3216311.

It is an arithmetic number, because the mean of its divisors is an integer number (3718735200).

Almost surely, 2^111322120200 is an apocalyptic number.

111322120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111322120200 is an abundant number, since it is smaller than the sum of its proper divisors (245676459000).

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

111322120200 is a wasteful number, since it uses less digits than its factorization.

111322120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6397871 (or 6397862 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 111322120200 its reverse (2021223111), we get a palindrome (113343343311).

The spelling of 111322120200 in words is "one hundred eleven billion, three hundred twenty-two million, one hundred twenty thousand, two hundred".