2112012120112 has 20 divisors (see below), whose sum is σ = 4115676803040. Its totient is φ = 1049901977408.

The previous prime is 2112012120107. The next prime is 2112012120121. The reversal of 2112012120112 is 2110212102112.

It is a super-2 number, since 2×2112012120112² (a number of 25 digits) contains 22 as substring.

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, 381502312 + ... + 381507847.

It is an arithmetic number, because the mean of its divisors is an integer number (205783840152).

Almost surely, 2^{2112012120112} is an apocalyptic number.

It is an amenable number.

2112012120112 is a deficient number, since it is larger than the sum of its proper divisors (2003664682928).

2112012120112 is a wasteful number, since it uses less digits than its factorization.

2112012120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763010340 (or 763010334 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2112012120112 its reverse (2110212102112), we get a palindrome (4222224222224).

The spelling of 2112012120112 in words is "two trillion, one hundred twelve billion, twelve million, one hundred twenty thousand, one hundred twelve".