320224421983 has 16 divisors (see below), whose sum is σ = 328636154880. Its totient is φ = 311857693056.

The previous prime is 320224421977. The next prime is 320224421987. The reversal of 320224421983 is 389124422023.

It is a cyclic number.

It is not a de Polignac number, because 320224421983 - 2²⁵ = 320190867551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320224421987) 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, 26708316 + ... + 26720302.

It is an arithmetic number, because the mean of its divisors is an integer number (20539759680).

Almost surely, 2^320224421983 is an apocalyptic number.

320224421983 is a deficient number, since it is larger than the sum of its proper divisors (8411732897).

320224421983 is a wasteful number, since it uses less digits than its factorization.

320224421983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13806.

The product of its (nonzero) digits is 165888, while the sum is 40.

Adding to 320224421983 its sum of digits (40), we get a palindrome (320224422023).

The spelling of 320224421983 in words is "three hundred twenty billion, two hundred twenty-four million, four hundred twenty-one thousand, nine hundred eighty-three".