2112012099 has 24 divisors (see below), whose sum is σ = 3185443872. Its totient is φ = 1345893120.

The previous prime is 2112012073. The next prime is 2112012103. The reversal of 2112012099 is 9902102112.

It is not a de Polignac number, because 2112012099 - 2⁸ = 2112011843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2112012599) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 460779 + ... + 465339.

It is an arithmetic number, because the mean of its divisors is an integer number (132726828).

Almost surely, 2^2112012099 is an apocalyptic number.

2112012099 is a deficient number, since it is larger than the sum of its proper divisors (1073431773).

2112012099 is a wasteful number, since it uses less digits than its factorization.

2112012099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6827 (or 6824 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The square root of 2112012099 is about 45956.6328074632. The cubic root of 2112012099 is about 1283.0161819910.

The spelling of 2112012099 in words is "two billion, one hundred twelve million, twelve thousand, ninety-nine".