12323202131213 has 4 divisors (see below), whose sum is σ = 12334497459648. Its totient is φ = 12311906802780.

The previous prime is 12323202131171. The next prime is 12323202131237. The reversal of 12323202131213 is 31213120232321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12323202131213 - 2⁸ = 12323202130957 is a prime.

It is a super-2 number, since 2×12323202131213² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323202131293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5647662581 + ... + 5647664762.

It is an arithmetic number, because the mean of its divisors is an integer number (3083624364912).

Almost surely, 2^{12323202131213} is an apocalyptic number.

It is an amenable number.

12323202131213 is a deficient number, since it is larger than the sum of its proper divisors (11295328435).

12323202131213 is a wasteful number, since it uses less digits than its factorization.

12323202131213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11295328434.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12323202131213 its reverse (31213120232321), we get a palindrome (43536322363534).

The spelling of 12323202131213 in words is "twelve trillion, three hundred twenty-three billion, two hundred two million, one hundred thirty-one thousand, two hundred thirteen".