12323244120212 has 24 divisors (see below), whose sum is σ = 21972949525800. Its totient is φ = 6045262486016.

The previous prime is 12323244120211. The next prime is 12323244120217. The reversal of 12323244120212 is 21202144232321.

It can be written as a sum of positive squares in 4 ways, for example, as 4415528931856 + 7907715188356 = 2101316^2 + 2812066^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323244120211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12887864 + ... + 13810992.

It is an arithmetic number, because the mean of its divisors is an integer number (915539563575).

Almost surely, 2^{12323244120212} is an apocalyptic number.

It is an amenable number.

12323244120212 is a deficient number, since it is larger than the sum of its proper divisors (9649705405588).

12323244120212 is a wasteful number, since it uses less digits than its factorization.

12323244120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986155 (or 986153 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 12323244120212 its reverse (21202144232321), we get a palindrome (33525388352533).

The spelling of 12323244120212 in words is "twelve trillion, three hundred twenty-three billion, two hundred forty-four million, one hundred twenty thousand, two hundred twelve".