112120021112 has 32 divisors (see below), whose sum is σ = 229437889200. Its totient is φ = 50941094400.

The previous prime is 112120021099. The next prime is 112120021127. The reversal of 112120021112 is 211120021211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81089 + ... + 480432.

Almost surely, 2^112120021112 is an apocalyptic number.

It is an amenable number.

112120021112 is an abundant number, since it is smaller than the sum of its proper divisors (117317868088).

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

112120021112 is a wasteful number, since it uses less digits than its factorization.

112120021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563807 (or 563803 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112120021112 its reverse (211120021211), we get a palindrome (323240042323).

Subtracting 112120021112 from its reverse (211120021211), we obtain a palindrome (99000000099).

The spelling of 112120021112 in words is "one hundred twelve billion, one hundred twenty million, twenty-one thousand, one hundred twelve".