2112292218112 has 72 divisors (see below), whose sum is σ = 4240915008512. Its totient is φ = 1049992243200.

The previous prime is 2112292218053. The next prime is 2112292218133. The reversal of 2112292218112 is 2118122922112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250534537 + ... + 250542967.

Almost surely, 2^{2112292218112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2112292218112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2120457504256).

2112292218112 is an abundant number, since it is smaller than the sum of its proper divisors (2128622790400).

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

2112292218112 is an equidigital number, since it uses as much as digits as its factorization.

2112292218112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14035 (or 14021 counting only the distinct ones).

The product of its digits is 4608, while the sum is 34.

The spelling of 2112292218112 in words is "two trillion, one hundred twelve billion, two hundred ninety-two million, two hundred eighteen thousand, one hundred twelve".