12322113212 has 12 divisors (see below), whose sum is σ = 21571772040. Its totient is φ = 6158749776.

The previous prime is 12322113211. The next prime is 12322113241. The reversal of 12322113212 is 21231122321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12322113211) 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 3 ways as a sum of consecutive naturals, for example, 564662 + ... + 586077.

It is an arithmetic number, because the mean of its divisors is an integer number (1797647670).

Almost surely, 2^12322113212 is an apocalyptic number.

It is an amenable number.

12322113212 is a deficient number, since it is larger than the sum of its proper divisors (9249658828).

12322113212 is a wasteful number, since it uses less digits than its factorization.

12322113212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153420 (or 1153418 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

Adding to 12322113212 its reverse (21231122321), we get a palindrome (33553235533).

The spelling of 12322113212 in words is "twelve billion, three hundred twenty-two million, one hundred thirteen thousand, two hundred twelve".