112220122021112 has 32 divisors (see below), whose sum is σ = 240496156754400. Its totient is φ = 48089444667264.

The previous prime is 112220122021099. The next prime is 112220122021187. The reversal of 112220122021112 is 211120221022211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101389283 + ... + 102490130.

It is an arithmetic number, because the mean of its divisors is an integer number (7515504898575).

Almost surely, 2^{112220122021112} is an apocalyptic number.

It is an amenable number.

112220122021112 is an abundant number, since it is smaller than the sum of its proper divisors (128276034733288).

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

112220122021112 is a wasteful number, since it uses less digits than its factorization.

112220122021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203889255 (or 203889251 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 112220122021112 its reverse (211120221022211), we get a palindrome (323340343043323).

The spelling of 112220122021112 in words is "one hundred twelve trillion, two hundred twenty billion, one hundred twenty-two million, twenty-one thousand, one hundred twelve".