313003323220 has 96 divisors (see below), whose sum is σ = 796720006656. Its totient is φ = 100966694400.

The previous prime is 313003323209. The next prime is 313003323229. The reversal of 313003323220 is 22323300313.

It is a junction number, because it is equal to n+sod(n) for n = 313003323191 and 313003323200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313003323229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 600351 + ... + 993190.

It is an arithmetic number, because the mean of its divisors is an integer number (8299166736).

Almost surely, 2^313003323220 is an apocalyptic number.

It is an amenable number.

313003323220 is an abundant number, since it is smaller than the sum of its proper divisors (483716683436).

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

313003323220 is a wasteful number, since it uses less digits than its factorization.

313003323220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593641 (or 1593639 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 313003323220 its reverse (22323300313), we get a palindrome (335326623533).

The spelling of 313003323220 in words is "three hundred thirteen billion, three million, three hundred twenty-three thousand, two hundred twenty".