340312142020313 has 2 divisors, whose sum is σ = 340312142020314. Its totient is φ = 340312142020312.

The previous prime is 340312142020261. The next prime is 340312142020379. The reversal of 340312142020313 is 313020241213043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 183594993376729 + 156717148643584 = 13549723^2 + 12518672^2 .

It is a cyclic number.

It is not a de Polignac number, because 340312142020313 - 2⁸ = 340312142020057 is a prime.

It is not a weakly prime, because it can be changed into another prime (340312142022313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170156071010156 + 170156071010157.

It is an arithmetic number, because the mean of its divisors is an integer number (170156071010157).

Almost surely, 2^{340312142020313} is an apocalyptic number.

It is an amenable number.

340312142020313 is a deficient number, since it is larger than the sum of its proper divisors (1).

340312142020313 is an equidigital number, since it uses as much as digits as its factorization.

340312142020313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 340312142020313 its reverse (313020241213043), we get a palindrome (653332383233356).

The spelling of 340312142020313 in words is "three hundred forty trillion, three hundred twelve billion, one hundred forty-two million, twenty thousand, three hundred thirteen".