112201111220 has 24 divisors (see below), whose sum is σ = 257042546208. Its totient is φ = 40800404000.

The previous prime is 112201111207. The next prime is 112201111261. The reversal of 112201111220 is 22111102211.

It is a junction number, because it is equal to n+sod(n) for n = 112201111195 and 112201111204.

It is a congruent 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, 255002306 + ... + 255002745.

It is an arithmetic number, because the mean of its divisors is an integer number (10710106092).

Almost surely, 2^112201111220 is an apocalyptic number.

112201111220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112201111220 is an abundant number, since it is smaller than the sum of its proper divisors (144841434988).

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

112201111220 is a wasteful number, since it uses less digits than its factorization.

112201111220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510005071 (or 510005069 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112201111220 its reverse (22111102211), we get a palindrome (134312213431).

Subtracting from 112201111220 its reverse (22111102211), we obtain a palindrome (90090009009).

The spelling of 112201111220 in words is "one hundred twelve billion, two hundred one million, one hundred eleven thousand, two hundred twenty".