12213000032212 has 24 divisors (see below), whose sum is σ = 24426105994304. Its totient is φ = 5234120171712.

The previous prime is 12213000032203. The next prime is 12213000032227. The reversal of 12213000032212 is 21223000031221.

It is a super-2 number, since 2×12213000032212² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12213000032212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6714343 + ... + 8337169.

Almost surely, 2^{12213000032212} is an apocalyptic number.

It is an amenable number.

12213000032212 is an abundant number, since it is smaller than the sum of its proper divisors (12213105962092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12213000032212 is a wasteful number, since it uses less digits than its factorization.

12213000032212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891615 (or 1891613 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12213000032212 its reverse (21223000031221), we get a palindrome (33436000063433).

Subtracting 12213000032212 from its reverse (21223000031221), we obtain a palindrome (9009999999009).

The spelling of 12213000032212 in words is "twelve trillion, two hundred thirteen billion, thirty-two thousand, two hundred twelve".