12213322222 has 8 divisors (see below), whose sum is σ = 18429684336. Its totient is φ = 6070094112.

The previous prime is 12213322213. The next prime is 12213322229. The reversal of 12213322222 is 22222331221.

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

It is a junction number, because it is equal to n+sod(n) for n = 12213322193 and 12213322202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213322229) 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, 18283083 + ... + 18283750.

It is an arithmetic number, because the mean of its divisors is an integer number (2303710542).

Almost surely, 2^12213322222 is an apocalyptic number.

12213322222 is a deficient number, since it is larger than the sum of its proper divisors (6216362114).

12213322222 is a wasteful number, since it uses less digits than its factorization.

12213322222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36567002.

The product of its digits is 1152, while the sum is 22.

Adding to 12213322222 its reverse (22222331221), we get a palindrome (34435653443).

The spelling of 12213322222 in words is "twelve billion, two hundred thirteen million, three hundred twenty-two thousand, two hundred twenty-two".