12213313222 has 16 divisors (see below), whose sum is σ = 19987430400. Its totient is φ = 5550948040.

The previous prime is 12213313187. The next prime is 12213313223. The reversal of 12213313222 is 22231331221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 12213313193 and 12213313202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213313223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263679 + ... + 306517.

It is an arithmetic number, because the mean of its divisors is an integer number (1249214400).

Almost surely, 2^12213313222 is an apocalyptic number.

12213313222 is a deficient number, since it is larger than the sum of its proper divisors (7774117178).

12213313222 is a wasteful number, since it uses less digits than its factorization.

12213313222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55811.

The product of its digits is 864, while the sum is 22.

Adding to 12213313222 its reverse (22231331221), we get a palindrome (34444644443).

The spelling of 12213313222 in words is "twelve billion, two hundred thirteen million, three hundred thirteen thousand, two hundred twenty-two".