220110112122 has 32 divisors (see below), whose sum is σ = 441691132032. Its totient is φ = 73124973504.

The previous prime is 220110112097. The next prime is 220110112133. The reversal of 220110112122 is 221211011022.

It is a super-2 number, since 2×220110112122² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19495563 + ... + 19506849.

It is an arithmetic number, because the mean of its divisors is an integer number (13802847876).

Almost surely, 2^220110112122 is an apocalyptic number.

220110112122 is an abundant number, since it is smaller than the sum of its proper divisors (221581019910).

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

220110112122 is a wasteful number, since it uses less digits than its factorization.

220110112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21862.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220110112122 its reverse (221211011022), we get a palindrome (441321123144).

The spelling of 220110112122 in words is "two hundred twenty billion, one hundred ten million, one hundred twelve thousand, one hundred twenty-two".