112111202220220 has 36 divisors (see below), whose sum is σ = 273871651140360. Its totient is φ = 38438126475168.

The previous prime is 112111202220217. The next prime is 112111202220239. The reversal of 112111202220220 is 22022202111211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57199591990 + ... + 57199593949.

It is an arithmetic number, because the mean of its divisors is an integer number (7607545865010).

Almost surely, 2^{112111202220220} is an apocalyptic number.

112111202220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112111202220220 is an abundant number, since it is smaller than the sum of its proper divisors (161760448920140).

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

112111202220220 is a wasteful number, since it uses less digits than its factorization.

112111202220220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114399185962 (or 114399185953 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112111202220220 its reverse (22022202111211), we get a palindrome (134133404331431).

The spelling of 112111202220220 in words is "one hundred twelve trillion, one hundred eleven billion, two hundred two million, two hundred twenty thousand, two hundred twenty".