12312223303222 has 16 divisors (see below), whose sum is σ = 18667366336512. Its totient is φ = 6089873587200.

The previous prime is 12312223303213. The next prime is 12312223303267. The reversal of 12312223303222 is 22230332221321.

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, 26198838 + ... + 26664649.

It is an arithmetic number, because the mean of its divisors is an integer number (1166710396032).

Almost surely, 2^{12312223303222} is an apocalyptic number.

12312223303222 is a deficient number, since it is larger than the sum of its proper divisors (6355143033290).

12312223303222 is a wasteful number, since it uses less digits than its factorization.

12312223303222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52864743.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 12312223303222 its reverse (22230332221321), we get a palindrome (34542555524543).

The spelling of 12312223303222 in words is "twelve trillion, three hundred twelve billion, two hundred twenty-three million, three hundred three thousand, two hundred twenty-two".