12213233327 has 2 divisors, whose sum is σ = 12213233328. Its totient is φ = 12213233326.

The previous prime is 12213233317. The next prime is 12213233377. The reversal of 12213233327 is 72333231221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12213233327 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12213233327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12213233317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106616663 + 6106616664.

It is an arithmetic number, because the mean of its divisors is an integer number (6106616664).

Almost surely, 2^12213233327 is an apocalyptic number.

12213233327 is a deficient number, since it is larger than the sum of its proper divisors (1).

12213233327 is an equidigital number, since it uses as much as digits as its factorization.

12213233327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 29.

Adding to 12213233327 its reverse (72333231221), we get a palindrome (84546464548).

The spelling of 12213233327 in words is "twelve billion, two hundred thirteen million, two hundred thirty-three thousand, three hundred twenty-seven".