12122321303 has 2 divisors, whose sum is σ = 12122321304. Its totient is φ = 12122321302.

The previous prime is 12122321287. The next prime is 12122321311. The reversal of 12122321303 is 30312322121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12122321303 - 2⁴ = 12122321287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12122321353) by changing a digit.

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 as a sum of consecutive naturals, namely, 6061160651 + 6061160652.

It is an arithmetic number, because the mean of its divisors is an integer number (6061160652).

Almost surely, 2^12122321303 is an apocalyptic number.

12122321303 is a deficient number, since it is larger than the sum of its proper divisors (1).

12122321303 is an equidigital number, since it uses as much as digits as its factorization.

12122321303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12122321303 its reverse (30312322121), we get a palindrome (42434643424).

The spelling of 12122321303 in words is "twelve billion, one hundred twenty-two million, three hundred twenty-one thousand, three hundred three".