112112021202112 has 28 divisors (see below), whose sum is σ = 234181360079320. Its totient is φ = 53105694253056.

The previous prime is 112112021202091. The next prime is 112112021202127. The reversal of 112112021202112 is 211202120211211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 112112021202112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46098691713 + ... + 46098694144.

Almost surely, 2^{112112021202112} is an apocalyptic number.

It is an amenable number.

112112021202112 is an abundant number, since it is smaller than the sum of its proper divisors (122069338877208).

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

112112021202112 is an equidigital number, since it uses as much as digits as its factorization.

112112021202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92197385888 (or 92197385878 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 112112021202112 its reverse (211202120211211), we get a palindrome (323314141413323).

Subtracting 112112021202112 from its reverse (211202120211211), we obtain a palindrome (99090099009099).

It can be divided in two parts, 11 and 2112021202112, that multiplied together give a palindrome (23232233223232).

The spelling of 112112021202112 in words is "one hundred twelve trillion, one hundred twelve billion, twenty-one million, two hundred two thousand, one hundred twelve".