12213312223222 has 16 divisors (see below), whose sum is σ = 19985605265232. Its totient is φ = 5551454093920.

The previous prime is 12213312223199. The next prime is 12213312223247. The reversal of 12213312223222 is 22232221331221.

It is a super-2 number, since 2×12213312223222² (a number of 27 digits) contains 22 as substring.

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, 92773 + ... + 4943200.

It is an arithmetic number, because the mean of its divisors is an integer number (1249100329077).

Almost surely, 2^{12213312223222} is an apocalyptic number.

12213312223222 is a deficient number, since it is larger than the sum of its proper divisors (7772293042010).

12213312223222 is a wasteful number, since it uses less digits than its factorization.

12213312223222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5146223.

The product of its digits is 6912, while the sum is 28.

Adding to 12213312223222 its reverse (22232221331221), we get a palindrome (34445533554443).

The spelling of 12213312223222 in words is "twelve trillion, two hundred thirteen billion, three hundred twelve million, two hundred twenty-three thousand, two hundred twenty-two".