12323322212 has 24 divisors (see below), whose sum is σ = 21954330720. Its totient is φ = 6050875520.

The previous prime is 12323322149. The next prime is 12323322217. The reversal of 12323322212 is 21222332321.

It is not an unprimeable number, because it can be changed into a prime (12323322217) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 202268 + ... + 256044.

It is an arithmetic number, because the mean of its divisors is an integer number (914763780).

Almost surely, 2^12323322212 is an apocalyptic number.

It is an amenable number.

12323322212 is a deficient number, since it is larger than the sum of its proper divisors (9631008508).

12323322212 is a wasteful number, since it uses less digits than its factorization.

12323322212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54811 (or 54809 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

Adding to 12323322212 its reverse (21222332321), we get a palindrome (33545654533).

The spelling of 12323322212 in words is "twelve billion, three hundred twenty-three million, three hundred twenty-two thousand, two hundred twelve".