1323303130231 has 2 divisors, whose sum is σ = 1323303130232. Its totient is φ = 1323303130230.

The previous prime is 1323303130229. The next prime is 1323303130283. The reversal of 1323303130231 is 1320313033231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1323303130231 - 2¹ = 1323303130229 is a prime.

It is a super-2 number, since 2×1323303130231² (a number of 25 digits) contains 22 as substring.

Together with 1323303130229, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1323303130196 and 1323303130205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323303130631) 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, 661651565115 + 661651565116.

It is an arithmetic number, because the mean of its divisors is an integer number (661651565116).

Almost surely, 2^{1323303130231} is an apocalyptic number.

1323303130231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323303130231 is an equidigital number, since it uses as much as digits as its factorization.

1323303130231 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 1323303130231 its reverse (1320313033231), we get a palindrome (2643616163462).

The spelling of 1323303130231 in words is "one trillion, three hundred twenty-three billion, three hundred three million, one hundred thirty thousand, two hundred thirty-one".