112120122220 has 96 divisors (see below), whose sum is σ = 242088428736. Its totient is φ = 43604352000.

The previous prime is 112120122199. The next prime is 112120122227. The reversal of 112120122220 is 22221021211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 112120122194 and 112120122203.

It is not an unprimeable number, because it can be changed into a prime (112120122227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50480710 + ... + 50482930.

It is an arithmetic number, because the mean of its divisors is an integer number (2521754466).

Almost surely, 2^112120122220 is an apocalyptic number.

112120122220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112120122220 is an abundant number, since it is smaller than the sum of its proper divisors (129968306516).

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

112120122220 is a wasteful number, since it uses less digits than its factorization.

112120122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2771 (or 2769 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112120122220 its reverse (22221021211), we get a palindrome (134341143431).

The spelling of 112120122220 in words is "one hundred twelve billion, one hundred twenty million, one hundred twenty-two thousand, two hundred twenty".