12213233318 has 32 divisors (see below), whose sum is σ = 21817488672. Its totient is φ = 5054227200.

The previous prime is 12213233317. The next prime is 12213233327. The reversal of 12213233318 is 81333231221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213233317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271613 + ... + 313368.

It is an arithmetic number, because the mean of its divisors is an integer number (681796521).

Almost surely, 2^12213233318 is an apocalyptic number.

12213233318 is a deficient number, since it is larger than the sum of its proper divisors (9604255354).

12213233318 is a wasteful number, since it uses less digits than its factorization.

12213233318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585080.

The product of its digits is 5184, while the sum is 29.

Adding to 12213233318 its reverse (81333231221), we get a palindrome (93546464539).

The spelling of 12213233318 in words is "twelve billion, two hundred thirteen million, two hundred thirty-three thousand, three hundred eighteen".