112012201210122 has 48 divisors (see below), whose sum is σ = 242869004659008. Its totient is φ = 37310347602240.

The previous prime is 112012201210079. The next prime is 112012201210177. The reversal of 112012201210122 is 221012102210211.

112012201210122 is a `hidden beast` number, since 1 + 1 + 201 + 220 + 121 + 0 + 122 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 112012201210095 and 112012201210104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149332597 + ... + 150080807.

It is an arithmetic number, because the mean of its divisors is an integer number (5059770930396).

Almost surely, 2^{112012201210122} is an apocalyptic number.

112012201210122 is an abundant number, since it is smaller than the sum of its proper divisors (130856803448886).

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

112012201210122 is a wasteful number, since it uses less digits than its factorization.

112012201210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754235 (or 754232 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 112012201210122 its reverse (221012102210211), we get a palindrome (333024303420333).

The spelling of 112012201210122 in words is "one hundred twelve trillion, twelve billion, two hundred one million, two hundred ten thousand, one hundred twenty-two".