111000120020112 has 20 divisors (see below), whose sum is σ = 286750310052080. Its totient is φ = 37000040006688.

The previous prime is 111000120020021. The next prime is 111000120020159. The reversal of 111000120020112 is 211020021000111.

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 3 ways as a sum of consecutive naturals, for example, 1156251250162 + ... + 1156251250257.

It is an arithmetic number, because the mean of its divisors is an integer number (14337515502604).

Almost surely, 2^{111000120020112} is an apocalyptic number.

111000120020112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111000120020112 is an abundant number, since it is smaller than the sum of its proper divisors (175750190031968).

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

111000120020112 is a wasteful number, since it uses less digits than its factorization.

111000120020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2312502500430 (or 2312502500424 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111000120020112 its reverse (211020021000111), we get a palindrome (322020141020223).

The spelling of 111000120020112 in words is "one hundred eleven trillion, one hundred twenty million, twenty thousand, one hundred twelve".