131313303323 has 2 divisors, whose sum is σ = 131313303324. Its totient is φ = 131313303322.

The previous prime is 131313303299. The next prime is 131313303353. The reversal of 131313303323 is 323303313131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131313303323 - 2¹⁴ = 131313286939 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 131313303292 and 131313303301.

It is not a weakly prime, because it can be changed into another prime (131313303353) 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, 65656651661 + 65656651662.

It is an arithmetic number, because the mean of its divisors is an integer number (65656651662).

Almost surely, 2^131313303323 is an apocalyptic number.

131313303323 is a deficient number, since it is larger than the sum of its proper divisors (1).

131313303323 is an equidigital number, since it uses as much as digits as its factorization.

131313303323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4374, while the sum is 26.

Adding to 131313303323 its reverse (323303313131), we get a palindrome (454616616454).

The spelling of 131313303323 in words is "one hundred thirty-one billion, three hundred thirteen million, three hundred three thousand, three hundred twenty-three".