123323311303 has 2 divisors, whose sum is σ = 123323311304. Its totient is φ = 123323311302.

The previous prime is 123323311289. The next prime is 123323311339. The reversal of 123323311303 is 303113323321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123323311303 - 2¹³ = 123323303111 is a prime.

It is a super-2 number, since 2×123323311303² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123323311393) 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, 61661655651 + 61661655652.

It is an arithmetic number, because the mean of its divisors is an integer number (61661655652).

Almost surely, 2^123323311303 is an apocalyptic number.

123323311303 is a deficient number, since it is larger than the sum of its proper divisors (1).

123323311303 is an equidigital number, since it uses as much as digits as its factorization.

123323311303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 123323311303 its reverse (303113323321), we get a palindrome (426436634624).

The spelling of 123323311303 in words is "one hundred twenty-three billion, three hundred twenty-three million, three hundred eleven thousand, three hundred three".