324421022000 has 80 divisors (see below), whose sum is σ = 787006732512. Its totient is φ = 129345465600.

The previous prime is 324421021963. The next prime is 324421022011. The reversal of 324421022000 is 220124423.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349814 + ... + 878186.

Almost surely, 2^324421022000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 324421022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (393503366256).

324421022000 is an abundant number, since it is smaller than the sum of its proper divisors (462585710512).

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

324421022000 is a wasteful number, since it uses less digits than its factorization.

324421022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528703 (or 528687 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 324421022000 its reverse (220124423), we get a palindrome (324641146423).

The spelling of 324421022000 in words is "three hundred twenty-four billion, four hundred twenty-one million, twenty-two thousand".