322313302320 has 160 divisors (see below), whose sum is σ = 1043183232000. Its totient is φ = 82168323072.

The previous prime is 322313302307. The next prime is 322313302387. The reversal of 322313302320 is 23203313223.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10743501 + ... + 10773459.

It is an arithmetic number, because the mean of its divisors is an integer number (6519895200).

Almost surely, 2^322313302320 is an apocalyptic number.

322313302320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 322313302320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (521591616000).

322313302320 is an abundant number, since it is smaller than the sum of its proper divisors (720869929680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

322313302320 is a wasteful number, since it uses less digits than its factorization.

322313302320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31947 (or 31941 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 322313302320 its reverse (23203313223), we get a palindrome (345516615543).

The spelling of 322313302320 in words is "three hundred twenty-two billion, three hundred thirteen million, three hundred two thousand, three hundred twenty".