313243214315 has 4 divisors (see below), whose sum is σ = 375891857184. Its totient is φ = 250594571448.

The previous prime is 313243214269. The next prime is 313243214363. The reversal of 313243214315 is 513412342313.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 313243214315 - 2¹² = 313243210219 is a prime.

It is a super-2 number, since 2×313243214315² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31324321427 + ... + 31324321436.

It is an arithmetic number, because the mean of its divisors is an integer number (93972964296).

Almost surely, 2^313243214315 is an apocalyptic number.

313243214315 is a deficient number, since it is larger than the sum of its proper divisors (62648642869).

313243214315 is an equidigital number, since it uses as much as digits as its factorization.

313243214315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62648642868.

The product of its digits is 25920, while the sum is 32.

Adding to 313243214315 its reverse (513412342313), we get a palindrome (826655556628).

The spelling of 313243214315 in words is "three hundred thirteen billion, two hundred forty-three million, two hundred fourteen thousand, three hundred fifteen".