320221323368 has 16 divisors (see below), whose sum is σ = 600500628000. Its totient is φ = 160087822576.

The previous prime is 320221323343. The next prime is 320221323377. The reversal of 320221323368 is 863323122023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2795228 + ... + 2907531.

It is an arithmetic number, because the mean of its divisors is an integer number (37531289250).

Almost surely, 2^320221323368 is an apocalyptic number.

It is an amenable number.

320221323368 is a deficient number, since it is larger than the sum of its proper divisors (280279304632).

320221323368 is a wasteful number, since it uses less digits than its factorization.

320221323368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5709784 (or 5709780 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 320221323368 in words is "three hundred twenty billion, two hundred twenty-one million, three hundred twenty-three thousand, three hundred sixty-eight".