112212021220102 has 4 divisors (see below), whose sum is σ = 168318031830156. Its totient is φ = 56106010610050.

The previous prime is 112212021220099. The next prime is 112212021220141. The reversal of 112212021220102 is 201022120212211.

112212021220102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 112212021220102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28053005305024 + ... + 28053005305027.

It is an arithmetic number, because the mean of its divisors is an integer number (42079507957539).

Almost surely, 2^{112212021220102} is an apocalyptic number.

112212021220102 is a deficient number, since it is larger than the sum of its proper divisors (56106010610054).

112212021220102 is an equidigital number, since it uses as much as digits as its factorization.

112212021220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56106010610053.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112212021220102 its reverse (201022120212211), we get a palindrome (313234141432313).

The spelling of 112212021220102 in words is "one hundred twelve trillion, two hundred twelve billion, twenty-one million, two hundred twenty thousand, one hundred two".