112111212112 has 20 divisors (see below), whose sum is σ = 217404228096. Its totient is φ = 56006895200.

The previous prime is 112111212107. The next prime is 112111212151. The reversal of 112111212112 is 211212111211.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a congruent number.

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, 3025438 + ... + 3062269.

Almost surely, 2^112111212112 is an apocalyptic number.

It is an amenable number.

112111212112 is a deficient number, since it is larger than the sum of its proper divisors (105293015984).

112111212112 is a wasteful number, since it uses less digits than its factorization.

112111212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6088866 (or 6088860 counting only the distinct ones).

The product of its digits is 16, while the sum is 16.

Adding to 112111212112 its reverse (211212111211), we get a palindrome (323323323323).

The spelling of 112111212112 in words is "one hundred twelve billion, one hundred eleven million, two hundred twelve thousand, one hundred twelve".