12232244223222 has 32 divisors (see below), whose sum is σ = 25752251099520. Its totient is φ = 3862790265600.

The previous prime is 12232244223079. The next prime is 12232244223293. The reversal of 12232244223222 is 22232244223221.

It is a super-2 number, since 2×12232244223222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33654553 + ... + 34016075.

It is an arithmetic number, because the mean of its divisors is an integer number (804757846860).

Almost surely, 2^{12232244223222} is an apocalyptic number.

12232244223222 is an abundant number, since it is smaller than the sum of its proper divisors (13520006876298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12232244223222 is a wasteful number, since it uses less digits than its factorization.

12232244223222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658348.

The product of its digits is 73728, while the sum is 33.

Adding to 12232244223222 its reverse (22232244223221), we get a palindrome (34464488446443).

Subtracting 12232244223222 from its reverse (22232244223221), we obtain a palindrome (9999999999999).

The spelling of 12232244223222 in words is "twelve trillion, two hundred thirty-two billion, two hundred forty-four million, two hundred twenty-three thousand, two hundred twenty-two".