323221041330 has 128 divisors (see below), whose sum is σ = 858482343936. Its totient is φ = 77231136000.

The previous prime is 323221041323. The next prime is 323221041337. The reversal of 323221041330 is 33140122323.

It is an interprime number because it is at equal distance from previous prime (323221041323) and next prime (323221041337).

It is a self number, because there is not a number n which added to its sum of digits gives 323221041330.

It is not an unprimeable number, because it can be changed into a prime (323221041337) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7410847 + ... + 7454333.

It is an arithmetic number, because the mean of its divisors is an integer number (6706893312).

Almost surely, 2^323221041330 is an apocalyptic number.

323221041330 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 323221041330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (429241171968).

323221041330 is an abundant number, since it is smaller than the sum of its proper divisors (535261302606).

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

323221041330 is a wasteful number, since it uses less digits than its factorization.

323221041330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43832.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 323221041330 its reverse (33140122323), we get a palindrome (356361163653).

The spelling of 323221041330 in words is "three hundred twenty-three billion, two hundred twenty-one million, forty-one thousand, three hundred thirty".