324221011400 has 384 divisors, whose sum is σ = 941924712960. Its totient is φ = 101965824000.

The previous prime is 324221011397. The next prime is 324221011423. The reversal of 324221011400 is 4110122423.

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

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 117172817 + ... + 117175583.

It is an arithmetic number, because the mean of its divisors is an integer number (2452928940).

Almost surely, 2^324221011400 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 324221011400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (470962356480).

324221011400 is an abundant number, since it is smaller than the sum of its proper divisors (617703701560).

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

324221011400 is a wasteful number, since it uses less digits than its factorization.

324221011400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065 (or 3056 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 324221011400 its reverse (4110122423), we get a palindrome (328331133823).

The spelling of 324221011400 in words is "three hundred twenty-four billion, two hundred twenty-one million, eleven thousand, four hundred".