112221111211122 has 128 divisors (see below), whose sum is σ = 237380661842688. Its totient is φ = 35320621363200.

The previous prime is 112221111211057. The next prime is 112221111211123. The reversal of 112221111211122 is 221112111122211.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (112221111211123) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 2165276173 + ... + 2165327999.

It is an arithmetic number, because the mean of its divisors is an integer number (1854536420646).

Almost surely, 2^{112221111211122} is an apocalyptic number.

112221111211122 is an abundant number, since it is smaller than the sum of its proper divisors (125159550631566).

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

112221111211122 is a wasteful number, since it uses less digits than its factorization.

112221111211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53164.

The product of its digits is 64, while the sum is 21.

Adding to 112221111211122 its reverse (221112111122211), we get a palindrome (333333222333333).

The spelling of 112221111211122 in words is "one hundred twelve trillion, two hundred twenty-one billion, one hundred eleven million, two hundred eleven thousand, one hundred twenty-two".