320130300220 has 12 divisors (see below), whose sum is σ = 672273630504. Its totient is φ = 128052120080.

The previous prime is 320130300209. The next prime is 320130300251. The reversal of 320130300220 is 22003031023.

It is a junction number, because it is equal to n+sod(n) for n = 320130300194 and 320130300203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8003257486 + ... + 8003257525.

It is an arithmetic number, because the mean of its divisors is an integer number (56022802542).

Almost surely, 2^320130300220 is an apocalyptic number.

It is an amenable number.

320130300220 is an abundant number, since it is smaller than the sum of its proper divisors (352143330284).

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

320130300220 is a wasteful number, since it uses less digits than its factorization.

320130300220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16006515020 (or 16006515018 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 320130300220 its reverse (22003031023), we get a palindrome (342133331243).

The spelling of 320130300220 in words is "three hundred twenty billion, one hundred thirty million, three hundred thousand, two hundred twenty".