12213004222 has 8 divisors (see below), whose sum is σ = 18745541496. Its totient is φ = 5964490392.

The previous prime is 12213004157. The next prime is 12213004241. The reversal of 12213004222 is 22240031221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12213004222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71005753 + ... + 71005924.

It is an arithmetic number, because the mean of its divisors is an integer number (2343192687).

Almost surely, 2^12213004222 is an apocalyptic number.

12213004222 is a deficient number, since it is larger than the sum of its proper divisors (6532537274).

12213004222 is a wasteful number, since it uses less digits than its factorization.

12213004222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142011722.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 12213004222 its reverse (22240031221), we get a palindrome (34453035443).

The spelling of 12213004222 in words is "twelve billion, two hundred thirteen million, four thousand, two hundred twenty-two".