112012021221102 has 48 divisors (see below), whose sum is σ = 249101897241600. Its totient is φ = 36359296045776.

The previous prime is 112012021221047. The next prime is 112012021221103. The reversal of 112012021221102 is 201122120210211.

112012021221102 is a `hidden beast` number, since 1 + 120 + 120 + 212 + 211 + 0 + 2 = 666.

112012021221102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112012021221103) by changing a digit.

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, 332499778 + ... + 332836485.

It is an arithmetic number, because the mean of its divisors is an integer number (5189622859200).

Almost surely, 2^{112012021221102} is an apocalyptic number.

112012021221102 is an abundant number, since it is smaller than the sum of its proper divisors (137089876020498).

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

112012021221102 is a wasteful number, since it uses less digits than its factorization.

112012021221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665336517 (or 665336514 counting only the distinct ones).

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

Adding to 112012021221102 its reverse (201122120210211), we get a palindrome (313134141431313).

The spelling of 112012021221102 in words is "one hundred twelve trillion, twelve billion, twenty-one million, two hundred twenty-one thousand, one hundred two".