323223011320 has 128 divisors (see below), whose sum is σ = 822451968000. Its totient is φ = 113243630080.

The previous prime is 323223011273. The next prime is 323223011323. The reversal of 323223011320 is 23110322323.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 323223011291 and 323223011300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323223011323) 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, 6085599 + ... + 6138481.

It is an arithmetic number, because the mean of its divisors is an integer number (6425406000).

Almost surely, 2^323223011320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323223011320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (411225984000).

323223011320 is an abundant number, since it is smaller than the sum of its proper divisors (499228956680).

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

323223011320 is a wasteful number, since it uses less digits than its factorization.

323223011320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53413 (or 53409 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 323223011320 its reverse (23110322323), we get a palindrome (346333333643).

The spelling of 323223011320 in words is "three hundred twenty-three billion, two hundred twenty-three million, eleven thousand, three hundred twenty".