340303302313 has 16 divisors (see below), whose sum is σ = 376684983360. Its totient is φ = 305392925376.

The previous prime is 340303302221. The next prime is 340303302331. The reversal of 340303302313 is 313203303043.

It is a de Polignac number, because none of the positive numbers 2^k-340303302313 is a prime.

It is a super-2 number, since 2×340303302313² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340303302343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 324606 + ... + 886552.

It is an arithmetic number, because the mean of its divisors is an integer number (23542811460).

Almost surely, 2^340303302313 is an apocalyptic number.

It is an amenable number.

340303302313 is a deficient number, since it is larger than the sum of its proper divisors (36381681047).

340303302313 is a wasteful number, since it uses less digits than its factorization.

340303302313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563256.

The product of its (nonzero) digits is 5832, while the sum is 25.

Adding to 340303302313 its reverse (313203303043), we get a palindrome (653506605356).

The spelling of 340303302313 in words is "three hundred forty billion, three hundred three million, three hundred two thousand, three hundred thirteen".