111010100120112 has 40 divisors (see below), whose sum is σ = 289456242382656. Its totient is φ = 36657540847936.

The previous prime is 111010100120099. The next prime is 111010100120131. The reversal of 111010100120112 is 211021001010111.

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

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, 10807052898 + ... + 10807063169.

Almost surely, 2^{111010100120112} is an apocalyptic number.

111010100120112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111010100120112 is an abundant number, since it is smaller than the sum of its proper divisors (178446142262544).

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

111010100120112 is a wasteful number, since it uses less digits than its factorization.

111010100120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21614116185 (or 21614116179 counting only the distinct ones).

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

Adding to 111010100120112 its reverse (211021001010111), we get a palindrome (322031101130223).

The spelling of 111010100120112 in words is "one hundred eleven trillion, ten billion, one hundred million, one hundred twenty thousand, one hundred twelve".