12322332400 has 120 divisors (see below), whose sum is σ = 33906294144. Its totient is φ = 4215724800.

The previous prime is 12322332349. The next prime is 12322332401. The reversal of 12322332400 is 423322321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12322332401) 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 23 ways as a sum of consecutive naturals, for example, 1370319 + ... + 1379281.

Almost surely, 2^12322332400 is an apocalyptic number.

12322332400 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 12322332400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16953147072).

12322332400 is an abundant number, since it is smaller than the sum of its proper divisors (21583961744).

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

12322332400 is a wasteful number, since it uses less digits than its factorization.

12322332400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9479 (or 9468 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 12322332400 its reverse (423322321), we get a palindrome (12745654721).

The spelling of 12322332400 in words is "twelve billion, three hundred twenty-two million, three hundred thirty-two thousand, four hundred".