2099230019912 has 16 divisors (see below), whose sum is σ = 3936119845500. Its totient is φ = 1049598061120.

The previous prime is 2099230019893. The next prime is 2099230019917. The reversal of 2099230019912 is 2199100329902.

It can be written as a sum of positive squares in 2 ways, for example, as 1389838219396 + 709391800516 = 1178914^2 + 842254^2 .

It is not an unprimeable number, because it can be changed into a prime (2099230019917) 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, 1584287 + ... + 2590062.

Almost surely, 2^{2099230019912} is an apocalyptic number.

It is an amenable number.

2099230019912 is a deficient number, since it is larger than the sum of its proper divisors (1836889825588).

2099230019912 is a wasteful number, since it uses less digits than its factorization.

2099230019912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4237216 (or 4237212 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 47.

The spelling of 2099230019912 in words is "two trillion, ninety-nine billion, two hundred thirty million, nineteen thousand, nine hundred twelve".