111320023200 has 72 divisors (see below), whose sum is σ = 362346683328. Its totient is φ = 29685338880.

The previous prime is 111320023189. The next prime is 111320023219. The reversal of 111320023200 is 2320023111.

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 111320023200.

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, 23189272 + ... + 23194071.

It is an arithmetic number, because the mean of its divisors is an integer number (5032592824).

Almost surely, 2^111320023200 is an apocalyptic number.

111320023200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111320023200 is an abundant number, since it is smaller than the sum of its proper divisors (251026660128).

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

111320023200 is a wasteful number, since it uses less digits than its factorization.

111320023200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46383366 (or 46383353 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 111320023200 its reverse (2320023111), we get a palindrome (113640046311).

The spelling of 111320023200 in words is "one hundred eleven billion, three hundred twenty million, twenty-three thousand, two hundred".