320300321113220 has 96 divisors (see below), whose sum is σ = 780340249715712. Its totient is φ = 108157940972928.

The previous prime is 320300321113207. The next prime is 320300321113237. The reversal of 320300321113220 is 22311123003023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46961747 + ... + 53347973.

It is an arithmetic number, because the mean of its divisors is an integer number (8128544267872).

Almost surely, 2^{320300321113220} 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 320300321113220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (390170124857856).

320300321113220 is an abundant number, since it is smaller than the sum of its proper divisors (460039928602492).

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

320300321113220 is a wasteful number, since it uses less digits than its factorization.

320300321113220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6391657 (or 6391655 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 320300321113220 its reverse (22311123003023), we get a palindrome (342611444116243).

The spelling of 320300321113220 in words is "three hundred twenty trillion, three hundred billion, three hundred twenty-one million, one hundred thirteen thousand, two hundred twenty".