2112243112 has 16 divisors (see below), whose sum is σ = 4526235360. Its totient is φ = 905247024.

The previous prime is 2112243109. The next prime is 2112243131. The reversal of 2112243112 is 2113422112.

It is a self number, because there is not a number n which added to its sum of digits gives 2112243112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18859258 + ... + 18859369.

It is an arithmetic number, because the mean of its divisors is an integer number (282889710).

Almost surely, 2^2112243112 is an apocalyptic number.

It is an amenable number.

2112243112 is an abundant number, since it is smaller than the sum of its proper divisors (2413992248).

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

2112243112 is a wasteful number, since it uses less digits than its factorization.

2112243112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37718640 (or 37718636 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 2112243112 is about 45959.1461191350. The cubic root of 2112243112 is about 1283.0629592816.

Adding to 2112243112 its reverse (2113422112), we get a palindrome (4225665224).

The spelling of 2112243112 in words is "two billion, one hundred twelve million, two hundred forty-three thousand, one hundred twelve".