322320303000 has 768 divisors, whose sum is σ = 1170795225600. Its totient is φ = 82889049600.

The previous prime is 322320302947. The next prime is 322320303001. The reversal of 322320303000 is 303023223.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322320303001) by changing a digit.

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 191 ways as a sum of consecutive naturals, for example, 1138940859 + ... + 1138941141.

It is an arithmetic number, because the mean of its divisors is an integer number (1524472950).

Almost surely, 2^322320303000 is an apocalyptic number.

322320303000 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 322320303000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (585397612800).

322320303000 is an abundant number, since it is smaller than the sum of its proper divisors (848474922600).

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

322320303000 is a wasteful number, since it uses less digits than its factorization.

322320303000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471 (or 445 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

Adding to 322320303000 its reverse (303023223), we get a palindrome (322623326223).

The spelling of 322320303000 in words is "three hundred twenty-two billion, three hundred twenty million, three hundred three thousand".