13310330313257 has 2 divisors, whose sum is σ = 13310330313258. Its totient is φ = 13310330313256.

The previous prime is 13310330313221. The next prime is 13310330313331. The reversal of 13310330313257 is 75231303301331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9723988225561 + 3586342087696 = 3118331^2 + 1893764^2 .

It is a cyclic number.

It is not a de Polignac number, because 13310330313257 - 2¹² = 13310330309161 is a prime.

It is not a weakly prime, because it can be changed into another prime (13310330310257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6655165156628 + 6655165156629.

It is an arithmetic number, because the mean of its divisors is an integer number (6655165156629).

Almost surely, 2^{13310330313257} is an apocalyptic number.

It is an amenable number.

13310330313257 is a deficient number, since it is larger than the sum of its proper divisors (1).

13310330313257 is an equidigital number, since it uses as much as digits as its factorization.

13310330313257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51030, while the sum is 35.

Adding to 13310330313257 its reverse (75231303301331), we get a palindrome (88541633614588).

The spelling of 13310330313257 in words is "thirteen trillion, three hundred ten billion, three hundred thirty million, three hundred thirteen thousand, two hundred fifty-seven".