232321321320 has 192 divisors, whose sum is σ = 766883617920. Its totient is φ = 56261568000.

The previous prime is 232321321289. The next prime is 232321321333. The reversal of 232321321320 is 23123123232.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14817085 + ... + 14832755.

It is an arithmetic number, because the mean of its divisors is an integer number (3994185510).

Almost surely, 2^232321321320 is an apocalyptic number.

232321321320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232321321320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383441808960).

232321321320 is an abundant number, since it is smaller than the sum of its proper divisors (534562296600).

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

232321321320 is a wasteful number, since it uses less digits than its factorization.

232321321320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16728 (or 16713 counting only the distinct ones).

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

Adding to 232321321320 its reverse (23123123232), we get a palindrome (255444444552).

The spelling of 232321321320 in words is "two hundred thirty-two billion, three hundred twenty-one million, three hundred twenty-one thousand, three hundred twenty".