2112031200112 has 40 divisors (see below), whose sum is σ = 4307992442960. Its totient is φ = 1000305676800.

The previous prime is 2112031200091. The next prime is 2112031200143. The reversal of 2112031200112 is 2110021302112.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1908862 + ... + 2804962.

It is an arithmetic number, because the mean of its divisors is an integer number (107699811074).

Almost surely, 2^{2112031200112} is an apocalyptic number.

It is an amenable number.

2112031200112 is an abundant number, since it is smaller than the sum of its proper divisors (2195961242848).

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

2112031200112 is a wasteful number, since it uses less digits than its factorization.

2112031200112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903881 (or 903875 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2112031200112 its reverse (2110021302112), we get a palindrome (4222052502224).

The spelling of 2112031200112 in words is "two trillion, one hundred twelve billion, thirty-one million, two hundred thousand, one hundred twelve".