111230022200 has 96 divisors (see below), whose sum is σ = 282231378000. Its totient is φ = 40431283200.

The previous prime is 111230022149. The next prime is 111230022247. The reversal of 111230022200 is 2220032111.

It is a happy number.

It is a super-2 number, since 2×111230022200² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 6523286 + ... + 6540314.

Almost surely, 2^111230022200 is an apocalyptic number.

111230022200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111230022200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141115689000).

111230022200 is an abundant number, since it is smaller than the sum of its proper divisors (171001355800).

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

111230022200 is a wasteful number, since it uses less digits than its factorization.

111230022200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20025 (or 20016 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 111230022200 its reverse (2220032111), we get a palindrome (113450054311).

The spelling of 111230022200 in words is "one hundred eleven billion, two hundred thirty million, twenty-two thousand, two hundred".