111112020022112 has 96 divisors (see below), whose sum is σ = 227049908470560. Its totient is φ = 53487602565120.

The previous prime is 111112020022097. The next prime is 111112020022139. The reversal of 111112020022112 is 211220020211111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42902564 + ... + 45418652.

It is an arithmetic number, because the mean of its divisors is an integer number (2365103213235).

Almost surely, 2^{111112020022112} 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 111112020022112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113524954235280).

111112020022112 is an abundant number, since it is smaller than the sum of its proper divisors (115937888448448).

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

111112020022112 is a wasteful number, since it uses less digits than its factorization.

111112020022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2516584 (or 2516576 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111112020022112 its reverse (211220020211111), we get a palindrome (322332040233223).

The spelling of 111112020022112 in words is "one hundred eleven trillion, one hundred twelve billion, twenty million, twenty-two thousand, one hundred twelve".