322322001000 has 128 divisors (see below), whose sum is σ = 1009200816000. Its totient is φ = 85648588800.

The previous prime is 322322000921. The next prime is 322322001031. The reversal of 322322001000 is 100223223.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 659176 + ... + 1038824.

It is an arithmetic number, because the mean of its divisors is an integer number (7884381375).

Almost surely, 2^322322001000 is an apocalyptic number.

322322001000 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 322322001000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (504600408000).

322322001000 is an abundant number, since it is smaller than the sum of its proper divisors (686878815000).

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

322322001000 is a wasteful number, since it uses less digits than its factorization.

322322001000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379956 (or 379942 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 322322001000 its reverse (100223223), we get a palindrome (322422224223).

The spelling of 322322001000 in words is "three hundred twenty-two billion, three hundred twenty-two million, one thousand".