12223532222 has 8 divisors (see below), whose sum is σ = 20002143672. Its totient is φ = 5556151000.

The previous prime is 12223532207. The next prime is 12223532227. The reversal of 12223532222 is 22223532221.

12223532222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 12223532191 and 12223532200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12223532227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277807529 + ... + 277807572.

It is an arithmetic number, because the mean of its divisors is an integer number (2500267959).

Almost surely, 2^12223532222 is an apocalyptic number.

12223532222 is a deficient number, since it is larger than the sum of its proper divisors (7778611450).

12223532222 is a wasteful number, since it uses less digits than its factorization.

12223532222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555615114.

The product of its digits is 5760, while the sum is 26.

Subtracting 12223532222 from its reverse (22223532221), we obtain a palindrome (9999999999).

It can be divided in two parts, 12223 and 532222, that added together give a palindrome (544445).

The spelling of 12223532222 in words is "twelve billion, two hundred twenty-three million, five hundred thirty-two thousand, two hundred twenty-two".