320203333322020 has 48 divisors (see below), whose sum is σ = 672549771640320. Its totient is φ = 128057949899136.

The previous prime is 320203333321999. The next prime is 320203333322051. The reversal of 320203333322020 is 20223333302023.

It is a self number, because there is not a number n which added to its sum of digits gives 320203333322020.

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, 5724737974 + ... + 5724793906.

It is an arithmetic number, because the mean of its divisors is an integer number (14011453575840).

Almost surely, 2^{320203333322020} is an apocalyptic number.

It is an amenable number.

320203333322020 is an abundant number, since it is smaller than the sum of its proper divisors (352346438318300).

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

320203333322020 is a wasteful number, since it uses less digits than its factorization.

320203333322020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103084 (or 103082 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 28.

Adding to 320203333322020 its reverse (20223333302023), we get a palindrome (340426666624043).

The spelling of 320203333322020 in words is "three hundred twenty trillion, two hundred three billion, three hundred thirty-three million, three hundred twenty-two thousand, twenty".