12322324320 has 96 divisors (see below), whose sum is σ = 39016730592. Its totient is φ = 3268902912.

The previous prime is 12322324303. The next prime is 12322324321. The reversal of 12322324320 is 2342322321.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12322324321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26134 + ... + 159146.

It is an arithmetic number, because the mean of its divisors is an integer number (406424277).

Almost surely, 2^12322324320 is an apocalyptic number.

12322324320 is a gapful number since it is divisible by the number (10) 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 12322324320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19508365296).

12322324320 is an abundant number, since it is smaller than the sum of its proper divisors (26694406272).

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

12322324320 is a wasteful number, since it uses less digits than its factorization.

12322324320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133224 (or 133216 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 12322324320 its reverse (2342322321), we get a palindrome (14664646641).

The spelling of 12322324320 in words is "twelve billion, three hundred twenty-two million, three hundred twenty-four thousand, three hundred twenty".