12322232032 has 96 divisors (see below), whose sum is σ = 28384110720. Its totient is φ = 5205957120.

The previous prime is 12322232011. The next prime is 12322232057. The reversal of 12322232032 is 23023222321.

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 = 12322231994 and 12322232012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 337083 + ... + 371845.

It is an arithmetic number, because the mean of its divisors is an integer number (295667820).

Almost surely, 2^12322232032 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 12322232032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14192055360).

12322232032 is an abundant number, since it is smaller than the sum of its proper divisors (16061878688).

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

12322232032 is a wasteful number, since it uses less digits than its factorization.

12322232032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34856 (or 34848 counting only the distinct ones).

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

Adding to 12322232032 its reverse (23023222321), we get a palindrome (35345454353).

The spelling of 12322232032 in words is "twelve billion, three hundred twenty-two million, two hundred thirty-two thousand, thirty-two".