99110009903 has 2 divisors, whose sum is σ = 99110009904. Its totient is φ = 99110009902.

The previous prime is 99110009897. The next prime is 99110010049. The reversal of 99110009903 is 30990001199.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99110009903 - 2²⁰ = 99108961327 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99110009303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49555004951 + 49555004952.

It is an arithmetic number, because the mean of its divisors is an integer number (49555004952).

Almost surely, 2^99110009903 is an apocalyptic number.

99110009903 is a deficient number, since it is larger than the sum of its proper divisors (1).

99110009903 is an equidigital number, since it uses as much as digits as its factorization.

99110009903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19683, while the sum is 41.

The spelling of 99110009903 in words is "ninety-nine billion, one hundred ten million, nine thousand, nine hundred three".