111211100000112 has 40 divisors (see below), whose sum is σ = 328337533334656. Its totient is φ = 31774599999936.

The previous prime is 111211100000093. The next prime is 111211100000123. The reversal of 111211100000112 is 211000001112111.

It is a super-3 number, since 3×111211100000112³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 165492707998 + ... + 165492708669.

Almost surely, 2^{111211100000112} is an apocalyptic number.

111211100000112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111211100000112 is an abundant number, since it is smaller than the sum of its proper divisors (217126433334544).

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

111211100000112 is a wasteful number, since it uses less digits than its factorization.

111211100000112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330985416685 (or 330985416679 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111211100000112 its reverse (211000001112111), we get a palindrome (322211101112223).

The spelling of 111211100000112 in words is "one hundred eleven trillion, two hundred eleven billion, one hundred million, one hundred twelve", and thus it is an aban number.