112212111122202 has 128 divisors (see below), whose sum is σ = 283318161477120. Its totient is φ = 28842190525440.

The previous prime is 112212111122171. The next prime is 112212111122207. The reversal of 112212111122202 is 202221111212211.

112212111122202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×112212111122202⁴ (a number of 57 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (112212111122207) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11824353 + ... + 19085060.

It is an arithmetic number, because the mean of its divisors is an integer number (2213423136540).

Almost surely, 2^{112212111122202} is an apocalyptic number.

112212111122202 is an abundant number, since it is smaller than the sum of its proper divisors (171106050354918).

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

112212111122202 is a wasteful number, since it uses less digits than its factorization.

112212111122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30909608.

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

Adding to 112212111122202 its reverse (202221111212211), we get a palindrome (314433222334413).

Subtracting 112212111122202 from its reverse (202221111212211), we obtain a palindrome (90009000090009).

The spelling of 112212111122202 in words is "one hundred twelve trillion, two hundred twelve billion, one hundred eleven million, one hundred twenty-two thousand, two hundred two".