111223103200 has 108 divisors (see below), whose sum is σ = 298451601000. Its totient is φ = 40444729600.

The previous prime is 111223103171. The next prime is 111223103219. The reversal of 111223103200 is 2301322111.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 477700 + ... + 671299.

It is an arithmetic number, because the mean of its divisors is an integer number (2763440750).

Almost surely, 2^111223103200 is an apocalyptic number.

111223103200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111223103200 is an abundant number, since it is smaller than the sum of its proper divisors (187228497800).

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

111223103200 is a wasteful number, since it uses less digits than its factorization.

111223103200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149041 (or 1149017 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 111223103200 its reverse (2301322111), we get a palindrome (113524425311).

Subtracting from 111223103200 its reverse (2301322111), we obtain a square (108921781089 = 330033²).

The spelling of 111223103200 in words is "one hundred eleven billion, two hundred twenty-three million, one hundred three thousand, two hundred".