111110222012112 has 60 divisors (see below), whose sum is σ = 322471127888000. Its totient is φ = 37036740669408.

The previous prime is 111110222012107. The next prime is 111110222012113. The reversal of 111110222012112 is 211210222011111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111110222012113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14288862112 + ... + 14288869887.

Almost surely, 2^{111110222012112} is an apocalyptic number.

111110222012112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111110222012112 is an abundant number, since it is smaller than the sum of its proper divisors (211360905875888).

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

111110222012112 is an equidigital number, since it uses as much as digits as its factorization.

111110222012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28577732022 (or 28577732004 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 111110222012112 its reverse (211210222011111), we get a palindrome (322320444023223).

The spelling of 111110222012112 in words is "one hundred eleven trillion, one hundred ten billion, two hundred twenty-two million, twelve thousand, one hundred twelve".