313220313330 has 64 divisors (see below), whose sum is σ = 764888745600. Its totient is φ = 82064747520.

The previous prime is 313220313269. The next prime is 313220313337. The reversal of 313220313330 is 33313022313.

It is a self number, because there is not a number n which added to its sum of digits gives 313220313330.

It is not an unprimeable number, because it can be changed into a prime (313220313337) 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, 3246426 + ... + 3341514.

It is an arithmetic number, because the mean of its divisors is an integer number (11951386650).

Almost surely, 2^313220313330 is an apocalyptic number.

313220313330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 313220313330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (382444372800).

313220313330 is an abundant number, since it is smaller than the sum of its proper divisors (451668432270).

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

313220313330 is a wasteful number, since it uses less digits than its factorization.

313220313330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97019.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 313220313330 its reverse (33313022313), we get a palindrome (346533335643).

The spelling of 313220313330 in words is "three hundred thirteen billion, two hundred twenty million, three hundred thirteen thousand, three hundred thirty".