331313322 has 8 divisors (see below), whose sum is σ = 662626656. Its totient is φ = 110437772.

The previous prime is 331313303. The next prime is 331313351. The reversal of 331313322 is 223313133.

331313322 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

331313322 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27609438 + ... + 27609449.

It is an arithmetic number, because the mean of its divisors is an integer number (82828332).

Almost surely, 2^331313322 is an apocalyptic number.

331313322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

331313322 is a wasteful number, since it uses less digits than its factorization.

331313322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55218892.

The product of its digits is 972, while the sum is 21.

The square root of 331313322 is about 18202.0142292000. The cubic root of 331313322 is about 691.9578379315.

Adding to 331313322 its reverse (223313133), we get a palindrome (554626455).

The spelling of 331313322 in words is "three hundred thirty-one million, three hundred thirteen thousand, three hundred twenty-two".