2111112120112 has 10 divisors (see below), whose sum is σ = 4090279732748. Its totient is φ = 1055556060048.

The previous prime is 2111112120077. The next prime is 2111112120121. The reversal of 2111112120112 is 2110212111112.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 131944507507 = 2111112120112 / (2 + 1 + 1 + 1 + 1 + 1 + 2 + 1 + 2 + 0 + 1 + 1 + 2).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65972253738 + ... + 65972253769.

Almost surely, 2^{2111112120112} is an apocalyptic number.

It is an amenable number.

2111112120112 is a deficient number, since it is larger than the sum of its proper divisors (1979167612636).

2111112120112 is a wasteful number, since it uses less digits than its factorization.

2111112120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131944507515 (or 131944507509 counting only the distinct ones).

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

Adding to 2111112120112 its reverse (2110212111112), we get a palindrome (4221324231224).

The spelling of 2111112120112 in words is "two trillion, one hundred eleven billion, one hundred twelve million, one hundred twenty thousand, one hundred twelve".