2112814999 has 4 divisors (see below), whose sum is σ = 2112927664. Its totient is φ = 2112702336.

The previous prime is 2112814997. The next prime is 2112815011. The reversal of 2112814999 is 9994182112.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2112814999 - 2¹ = 2112814997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112814997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20682 + ... + 68215.

It is an arithmetic number, because the mean of its divisors is an integer number (528231916).

Almost surely, 2^2112814999 is an apocalyptic number.

2112814999 is a deficient number, since it is larger than the sum of its proper divisors (112665).

2112814999 is an equidigital number, since it uses as much as digits as its factorization.

2112814999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112664.

The product of its digits is 93312, while the sum is 46.

The square root of 2112814999 is about 45965.3673867620. The cubic root of 2112814999 is about 1283.1787446932.

The spelling of 2112814999 in words is "two billion, one hundred twelve million, eight hundred fourteen thousand, nine hundred ninety-nine".