111001111122112 has 28 divisors (see below), whose sum is σ = 221255578027456. Its totient is φ = 55251674138880.

The previous prime is 111001111122103. The next prime is 111001111122217. The reversal of 111001111122112 is 211221111100111.

111001111122112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 3888757839 + ... + 3888786382.

It is an arithmetic number, because the mean of its divisors is an integer number (7901984929552).

Almost surely, 2^{111001111122112} is an apocalyptic number.

It is an amenable number.

111001111122112 is a deficient number, since it is larger than the sum of its proper divisors (110254466905344).

111001111122112 is an equidigital number, since it uses as much as digits as its factorization.

111001111122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7777544456 (or 7777544446 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 111001111122112 its reverse (211221111100111), we get a palindrome (322222222222223).

The spelling of 111001111122112 in words is "one hundred eleven trillion, one billion, one hundred eleven million, one hundred twenty-two thousand, one hundred twelve".