999000100111099 has 2 divisors, whose sum is σ = 999000100111100. Its totient is φ = 999000100111098.

The previous prime is 999000100111049. The next prime is 999000100111121. The reversal of 999000100111099 is 990111001000999.

It is a happy number.

999000100111099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-999000100111099 is a prime.

It is not a weakly prime, because it can be changed into another prime (999000100111049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499500050055549 + 499500050055550.

It is an arithmetic number, because the mean of its divisors is an integer number (499500050055550).

Almost surely, 2^{999000100111099} is an apocalyptic number.

999000100111099 is a deficient number, since it is larger than the sum of its proper divisors (1).

999000100111099 is an equidigital number, since it uses as much as digits as its factorization.

999000100111099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 59049, while the sum is 49.

The spelling of 999000100111099 in words is "nine hundred ninety-nine trillion, one hundred million, one hundred eleven thousand, ninety-nine".