12323543350205 has 16 divisors (see below), whose sum is σ = 14874172326720. Its totient is φ = 9801578954112.

The previous prime is 12323543350201. The next prime is 12323543350207. The reversal of 12323543350205 is 50205334532321.

It is a cyclic number.

It is not a de Polignac number, because 12323543350205 - 2² = 12323543350201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323543350201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2506217 + ... + 5561313.

It is an arithmetic number, because the mean of its divisors is an integer number (929635770420).

Almost surely, 2^{12323543350205} is an apocalyptic number.

It is an amenable number.

12323543350205 is a deficient number, since it is larger than the sum of its proper divisors (2550628976515).

12323543350205 is a wasteful number, since it uses less digits than its factorization.

12323543350205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3059788.

The product of its (nonzero) digits is 324000, while the sum is 38.

Adding to 12323543350205 its reverse (50205334532321), we get a palindrome (62528877882526).

The spelling of 12323543350205 in words is "twelve trillion, three hundred twenty-three billion, five hundred forty-three million, three hundred fifty thousand, two hundred five".