323000021309 has 8 divisors (see below), whose sum is σ = 369146464128. Its totient is φ = 276854474160.

The previous prime is 323000021297. The next prime is 323000021353. The reversal of 323000021309 is 903120000323.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 323000021309 - 2²⁴ = 322983244093 is a prime.

It is a super-2 number, since 2×323000021309² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323000021009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 981419 + ... + 1268535.

It is an arithmetic number, because the mean of its divisors is an integer number (46143308016).

Almost surely, 2^323000021309 is an apocalyptic number.

It is an amenable number.

323000021309 is a deficient number, since it is larger than the sum of its proper divisors (46146442819).

323000021309 is a wasteful number, since it uses less digits than its factorization.

323000021309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447835.

The product of its (nonzero) digits is 972, while the sum is 23.

The spelling of 323000021309 in words is "three hundred twenty-three billion, twenty-one thousand, three hundred nine".