1313112203303 has 2 divisors, whose sum is σ = 1313112203304. Its totient is φ = 1313112203302.

The previous prime is 1313112203281. The next prime is 1313112203309. The reversal of 1313112203303 is 3033022113131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1313112203303 - 2²² = 1313108008999 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313112203309) 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, 656556101651 + 656556101652.

It is an arithmetic number, because the mean of its divisors is an integer number (656556101652).

Almost surely, 2^{1313112203303} is an apocalyptic number.

1313112203303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313112203303 is an equidigital number, since it uses as much as digits as its factorization.

1313112203303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1313112203303 its reverse (3033022113131), we get a palindrome (4346134316434).

The spelling of 1313112203303 in words is "one trillion, three hundred thirteen billion, one hundred twelve million, two hundred three thousand, three hundred three".