323303213223320 has 128 divisors (see below), whose sum is σ = 846656643571200. Its totient is φ = 109804577126400.

The previous prime is 323303213223313. The next prime is 323303213223329. The reversal of 323303213223320 is 23322312303323.

It is a super-2 number, since 2×323303213223320² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323303213223329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163990940 + ... + 165950699.

It is an arithmetic number, because the mean of its divisors is an integer number (6614505027900).

Almost surely, 2^{323303213223320} is an apocalyptic number.

It is an amenable number.

323303213223320 is an abundant number, since it is smaller than the sum of its proper divisors (523353430347880).

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

323303213223320 is a wasteful number, since it uses less digits than its factorization.

323303213223320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329941809 (or 329941805 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 32.

Adding to 323303213223320 its reverse (23322312303323), we get a palindrome (346625525526643).

The spelling of 323303213223320 in words is "three hundred twenty-three trillion, three hundred three billion, two hundred thirteen million, two hundred twenty-three thousand, three hundred twenty".