313251340205 has 8 divisors (see below), whose sum is σ = 376686374400. Its totient is φ = 250077894736.

The previous prime is 313251340151. The next prime is 313251340219. The reversal of 313251340205 is 502043152313.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 313251340205 - 2⁸ = 313251339949 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65394545 + ... + 65399334.

It is an arithmetic number, because the mean of its divisors is an integer number (47085796800).

Almost surely, 2^313251340205 is an apocalyptic number.

It is an amenable number.

313251340205 is a deficient number, since it is larger than the sum of its proper divisors (63435034195).

313251340205 is a wasteful number, since it uses less digits than its factorization.

313251340205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130794363.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 313251340205 its reverse (502043152313), we get a palindrome (815294492518).

The spelling of 313251340205 in words is "three hundred thirteen billion, two hundred fifty-one million, three hundred forty thousand, two hundred five".