2000000099609 has 2 divisors, whose sum is σ = 2000000099610. Its totient is φ = 2000000099608.

The previous prime is 2000000099597. The next prime is 2000000099663. The reversal of 2000000099609 is 9069900000002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1910554243984 + 89445855625 = 1382228^2 + 299075^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000000099609 - 2⁴ = 2000000099593 is a prime.

It is not a weakly prime, because it can be changed into another prime (2000000099809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000000049804 + 1000000049805.

It is an arithmetic number, because the mean of its divisors is an integer number (1000000049805).

Almost surely, 2^{2000000099609} is an apocalyptic number.

It is an amenable number.

2000000099609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000000099609 is an equidigital number, since it uses as much as digits as its factorization.

2000000099609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 35.

The spelling of 2000000099609 in words is "two trillion, ninety-nine thousand, six hundred nine".