322000000320 has 112 divisors (see below), whose sum is σ = 1024036121088. Its totient is φ = 85725050880.

The previous prime is 322000000297. The next prime is 322000000327. The reversal of 322000000320 is 23000000223.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 322000000296 and 322000000305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322000000327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306430 + ... + 859010.

Almost surely, 2^322000000320 is an apocalyptic number.

322000000320 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 322000000320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (512018060544).

322000000320 is an abundant number, since it is smaller than the sum of its proper divisors (702036120768).

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

322000000320 is a wasteful number, since it uses less digits than its factorization.

322000000320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553208 (or 553198 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

Adding to 322000000320 its reverse (23000000223), we get a palindrome (345000000543).

The spelling of 322000000320 in words is "three hundred twenty-two billion, three hundred twenty", and thus it is an aban number.