112001002220 has 24 divisors (see below), whose sum is σ = 235337273808. Its totient is φ = 44774654400.

The previous prime is 112001002177. The next prime is 112001002231. The reversal of 112001002220 is 22200100211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1573466 + ... + 1643105.

It is an arithmetic number, because the mean of its divisors is an integer number (9805719742).

Almost surely, 2^112001002220 is an apocalyptic number.

112001002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112001002220 is an abundant number, since it is smaller than the sum of its proper divisors (123336271588).

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

112001002220 is a wasteful number, since it uses less digits than its factorization.

112001002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3218321 (or 3218319 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 112001002220 its reverse (22200100211), we get a palindrome (134201102431).

The spelling of 112001002220 in words is "one hundred twelve billion, one million, two thousand, two hundred twenty".