1112112120112 has 240 divisors, whose sum is σ = 2668326001920. Its totient is φ = 439631774208.

The previous prime is 1112112120101. The next prime is 1112112120121. The reversal of 1112112120112 is 2110212112111.

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 47 ways as a sum of consecutive naturals, for example, 255245038 + ... + 255249394.

It is an arithmetic number, because the mean of its divisors is an integer number (11118025008).

Almost surely, 2^{1112112120112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112112120112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1334163000960).

1112112120112 is an abundant number, since it is smaller than the sum of its proper divisors (1556213881808).

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

1112112120112 is a wasteful number, since it uses less digits than its factorization.

1112112120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4576 (or 4551 counting only the distinct ones).

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

Adding to 1112112120112 its reverse (2110212112111), we get a palindrome (3222324232223).

The spelling of 1112112120112 in words is "one trillion, one hundred twelve billion, one hundred twelve million, one hundred twenty thousand, one hundred twelve".