12323012223213 has 20 divisors (see below), whose sum is σ = 18587173189728. Its totient is φ = 8135580879720.

The previous prime is 12323012223211. The next prime is 12323012223241. The reversal of 12323012223213 is 31232221032321.

12323012223213 is a `hidden beast` number, since 1 + 2 + 32 + 301 + 2 + 2 + 2 + 321 + 3 = 666.

It is not a de Polignac number, because 12323012223213 - 2¹ = 12323012223211 is a prime.

It is a super-3 number, since 3×12323012223213³ (a number of 40 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323012223211) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 738515703 + ... + 738532388.

Almost surely, 2^{12323012223213} is an apocalyptic number.

It is an amenable number.

12323012223213 is a deficient number, since it is larger than the sum of its proper divisors (6264160966515).

12323012223213 is a wasteful number, since it uses less digits than its factorization.

12323012223213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477048206 (or 1477048197 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 12323012223213 its reverse (31232221032321), we get a palindrome (43555233255534).

The spelling of 12323012223213 in words is "twelve trillion, three hundred twenty-three billion, twelve million, two hundred twenty-three thousand, two hundred thirteen".