111010111220112 has 80 divisors (see below), whose sum is σ = 308843174105088. Its totient is φ = 34156144189440.

The previous prime is 111010111220083. The next prime is 111010111220119. The reversal of 111010111220112 is 211022111010111.

It is a junction number, because it is equal to n+sod(n) for n = 111010111220091 and 111010111220100.

It is not an unprimeable number, because it can be changed into a prime (111010111220119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24381937 + ... + 28574447.

Almost surely, 2^{111010111220112} is an apocalyptic number.

111010111220112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111010111220112 is an abundant number, since it is smaller than the sum of its proper divisors (197833062884976).

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

111010111220112 is a wasteful number, since it uses less digits than its factorization.

111010111220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4234968 (or 4234962 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 111010111220112 its reverse (211022111010111), we get a palindrome (322032222230223).

The spelling of 111010111220112 in words is "one hundred eleven trillion, ten billion, one hundred eleven million, two hundred twenty thousand, one hundred twelve".