112121221120122 has 32 divisors (see below), whose sum is σ = 224283603456000. Its totient is φ = 37366880844528.

The previous prime is 112121221120087. The next prime is 112121221120193. The reversal of 112121221120122 is 221021122121211.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 768939379 + ... + 769085177.

It is an arithmetic number, because the mean of its divisors is an integer number (7008862608000).

Almost surely, 2^{112121221120122} is an apocalyptic number.

112121221120122 is an abundant number, since it is smaller than the sum of its proper divisors (112162382335878).

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

112121221120122 is a wasteful number, since it uses less digits than its factorization.

112121221120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168450.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 112121221120122 its reverse (221021122121211), we get a palindrome (333142343241333).

The spelling of 112121221120122 in words is "one hundred twelve trillion, one hundred twenty-one billion, two hundred twenty-one million, one hundred twenty thousand, one hundred twenty-two".