320300113220 has 24 divisors (see below), whose sum is σ = 672926255064. Its totient is φ = 128063661056.

The previous prime is 320300113213. The next prime is 320300113223. The reversal of 320300113220 is 22311003023.

It can be written as a sum of positive squares in 4 ways, for example, as 192798271744 + 127501841476 = 439088^2 + 357074^2 .

It is not an unprimeable number, because it can be changed into a prime (320300113223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3477419 + ... + 3568338.

It is an arithmetic number, because the mean of its divisors is an integer number (28038593961).

Almost surely, 2^320300113220 is an apocalyptic number.

It is an amenable number.

320300113220 is an abundant number, since it is smaller than the sum of its proper divisors (352626141844).

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

320300113220 is a wasteful number, since it uses less digits than its factorization.

320300113220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7048039 (or 7048037 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 320300113220 its reverse (22311003023), we get a palindrome (342611116243).

The spelling of 320300113220 in words is "three hundred twenty billion, three hundred million, one hundred thirteen thousand, two hundred twenty".