220112330220112 has 80 divisors (see below), whose sum is σ = 472336774225920. Its totient is φ = 98527583369600.

The previous prime is 220112330220109. The next prime is 220112330220127. The reversal of 220112330220112 is 211022033211022.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 578589 + ... + 20989507.

It is an arithmetic number, because the mean of its divisors is an integer number (5904209677824).

Almost surely, 2^{220112330220112} is an apocalyptic number.

220112330220112 is a gapful number since it is divisible by the number (22) 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 220112330220112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236168387112960).

220112330220112 is an abundant number, since it is smaller than the sum of its proper divisors (252224444005808).

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

220112330220112 is a wasteful number, since it uses less digits than its factorization.

220112330220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20411872 (or 20411866 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 220112330220112 its reverse (211022033211022), we get a palindrome (431134363431134).

The spelling of 220112330220112 in words is "two hundred twenty trillion, one hundred twelve billion, three hundred thirty million, two hundred twenty thousand, one hundred twelve".