220202202112112 has 160 divisors (see below), whose sum is σ = 498343261489920. Its totient is φ = 93205894440960.

The previous prime is 220202202112111. The next prime is 220202202112121. The reversal of 220202202112112 is 211211202202022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220202202112111) 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, 52664108 + ... + 56691380.

It is an arithmetic number, because the mean of its divisors is an integer number (3114645384312).

Almost surely, 2^{220202202112112} is an apocalyptic number.

220202202112112 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 220202202112112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249171630744960).

220202202112112 is an abundant number, since it is smaller than the sum of its proper divisors (278141059377808).

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

220202202112112 is a wasteful number, since it uses less digits than its factorization.

220202202112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4027591 (or 4027585 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 220202202112112 its reverse (211211202202022), we get a palindrome (431413404314134).

The spelling of 220202202112112 in words is "two hundred twenty trillion, two hundred two billion, two hundred two million, one hundred twelve thousand, one hundred twelve".