12323232312 has 32 divisors (see below), whose sum is σ = 30810808080. Its totient is φ = 4107380480.

The previous prime is 12323232283. The next prime is 12323232319. The reversal of 12323232312 is 21323232321.

12323232312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323232319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 491308 + ... + 515780.

Almost surely, 2^12323232312 is an apocalyptic number.

12323232312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12323232312 is an abundant number, since it is smaller than the sum of its proper divisors (18487575768).

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

12323232312 is a wasteful number, since it uses less digits than its factorization.

12323232312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45463 (or 45459 counting only the distinct ones).

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

Adding to 12323232312 its reverse (21323232321), we get a palindrome (33646464633).

Subtracting 12323232312 from its reverse (21323232321), we obtain a palindrome (9000000009).

The spelling of 12323232312 in words is "twelve billion, three hundred twenty-three million, two hundred thirty-two thousand, three hundred twelve".