2112004312 has 16 divisors (see below), whose sum is σ = 4320009000. Its totient is φ = 960001920.

The previous prime is 2112004303. The next prime is 2112004331. The reversal of 2112004312 is 2134002112.

It is a congruent number.

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, 11999937 + ... + 12000112.

Almost surely, 2^2112004312 is an apocalyptic number.

2112004312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2112004312 is an abundant number, since it is smaller than the sum of its proper divisors (2208004688).

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

2112004312 is a wasteful number, since it uses less digits than its factorization.

2112004312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24000066 (or 24000062 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2112004312 is about 45956.5480862086. The cubic root of 2112004312 is about 1283.0146051599.

Adding to 2112004312 its reverse (2134002112), we get a palindrome (4246006424).

It can be divided in two parts, 211200 and 4312, that added together give a palindrome (215512).

The spelling of 2112004312 in words is "two billion, one hundred twelve million, four thousand, three hundred twelve".