99284009123 has 32 divisors (see below), whose sum is σ = 110426089536. Its totient is φ = 88693383168.

The previous prime is 99284009117. The next prime is 99284009171. The reversal of 99284009123 is 32190048299.

It is not a de Polignac number, because 99284009123 - 2¹⁰ = 99284008099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99284009113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55870811 + ... + 55872587.

It is an arithmetic number, because the mean of its divisors is an integer number (3450815298).

Almost surely, 2^99284009123 is an apocalyptic number.

99284009123 is a deficient number, since it is larger than the sum of its proper divisors (11142080413).

99284009123 is a wasteful number, since it uses less digits than its factorization.

99284009123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2903.

The product of its (nonzero) digits is 279936, while the sum is 47.

The spelling of 99284009123 in words is "ninety-nine billion, two hundred eighty-four million, nine thousand, one hundred twenty-three".