323020109999 has 4 divisors (see below), whose sum is σ = 340021168440. Its totient is φ = 306019051560.

The previous prime is 323020109989. The next prime is 323020110041. The reversal of 323020109999 is 999901020323.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323020109999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323020109939) 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, 8500529192 + ... + 8500529229.

It is an arithmetic number, because the mean of its divisors is an integer number (85005292110).

Almost surely, 2^323020109999 is an apocalyptic number.

323020109999 is a deficient number, since it is larger than the sum of its proper divisors (17001058441).

323020109999 is a wasteful number, since it uses less digits than its factorization.

323020109999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17001058440.

The product of its (nonzero) digits is 236196, while the sum is 47.

The spelling of 323020109999 in words is "three hundred twenty-three billion, twenty million, one hundred nine thousand, nine hundred ninety-nine".