2122012200112 has 40 divisors (see below), whose sum is σ = 4699197024800. Its totient is φ = 909345595392.

The previous prime is 2122012200097. The next prime is 2122012200131. The reversal of 2122012200112 is 2110022102212.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 247714 + ... + 2074942.

It is an arithmetic number, because the mean of its divisors is an integer number (117479925620).

Almost surely, 2^{2122012200112} is an apocalyptic number.

It is an amenable number.

2122012200112 is an abundant number, since it is smaller than the sum of its proper divisors (2577184824688).

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

2122012200112 is a wasteful number, since it uses less digits than its factorization.

2122012200112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837613 (or 1837607 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2122012200112 its reverse (2110022102212), we get a palindrome (4232034302324).

The spelling of 2122012200112 in words is "two trillion, one hundred twenty-two billion, twelve million, two hundred thousand, one hundred twelve".