343242104020313 has 2 divisors, whose sum is σ = 343242104020314. Its totient is φ = 343242104020312.

The previous prime is 343242104020289. The next prime is 343242104020331. The reversal of 343242104020313 is 313020401242343.

Together with next prime (343242104020331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198922054384729 + 144320049635584 = 14103973^2 + 12013328^2 .

It is a cyclic number.

It is not a de Polignac number, because 343242104020313 - 2³⁴ = 343224924151129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343242104020313.

It is not a weakly prime, because it can be changed into another prime (343242104020373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171621052010156 + 171621052010157.

It is an arithmetic number, because the mean of its divisors is an integer number (171621052010157).

Almost surely, 2^{343242104020313} is an apocalyptic number.

It is an amenable number.

343242104020313 is a deficient number, since it is larger than the sum of its proper divisors (1).

343242104020313 is an equidigital number, since it uses as much as digits as its factorization.

343242104020313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 343242104020313 its reverse (313020401242343), we get a palindrome (656262505262656).

The spelling of 343242104020313 in words is "three hundred forty-three trillion, two hundred forty-two billion, one hundred four million, twenty thousand, three hundred thirteen".