111102113200 has 60 divisors (see below), whose sum is σ = 287455365568. Its totient is φ = 41022316800.

The previous prime is 111102113183. The next prime is 111102113201. The reversal of 111102113200 is 2311201111.

It is a happy number.

It is a super-2 number, since 2×111102113200² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (111102113201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10677696 + ... + 10688095.

Almost surely, 2^111102113200 is an apocalyptic number.

111102113200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111102113200 is an abundant number, since it is smaller than the sum of its proper divisors (176353252368).

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

111102113200 is a wasteful number, since it uses less digits than its factorization.

111102113200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21365822 (or 21365811 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 111102113200 its reverse (2311201111), we get a palindrome (113413314311).

The spelling of 111102113200 in words is "one hundred eleven billion, one hundred two million, one hundred thirteen thousand, two hundred".