12211433220213 has 24 divisors (see below), whose sum is σ = 18676490414400. Its totient is φ = 7662001578624.

The previous prime is 12211433220167. The next prime is 12211433220241. The reversal of 12211433220213 is 31202233411221.

12211433220213 is a `hidden beast` number, since 1 + 2 + 2 + 1 + 1 + 433 + 220 + 2 + 1 + 3 = 666.

It is not a de Polignac number, because 12211433220213 - 2⁶ = 12211433220149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211433240213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18469498 + ... + 19119236.

It is an arithmetic number, because the mean of its divisors is an integer number (778187100600).

Almost surely, 2^{12211433220213} is an apocalyptic number.

It is an amenable number.

12211433220213 is a deficient number, since it is larger than the sum of its proper divisors (6465057194187).

12211433220213 is a wasteful number, since it uses less digits than its factorization.

12211433220213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772601 (or 772598 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 12211433220213 its reverse (31202233411221), we get a palindrome (43413666631434).

The spelling of 12211433220213 in words is "twelve trillion, two hundred eleven billion, four hundred thirty-three million, two hundred twenty thousand, two hundred thirteen".