315040220313 has 128 divisors (see below), whose sum is σ = 560680673280. Its totient is φ = 152688291840.

The previous prime is 315040220291. The next prime is 315040220321. The reversal of 315040220313 is 313022040513.

It is not a de Polignac number, because 315040220313 - 2⁶ = 315040220249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (315040220513) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 64674268 + ... + 64679138.

It is an arithmetic number, because the mean of its divisors is an integer number (4380317760).

Almost surely, 2^315040220313 is an apocalyptic number.

It is an amenable number.

315040220313 is a deficient number, since it is larger than the sum of its proper divisors (245640452967).

315040220313 is a wasteful number, since it uses less digits than its factorization.

315040220313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5287.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 315040220313 its reverse (313022040513), we get a palindrome (628062260826).

The spelling of 315040220313 in words is "three hundred fifteen billion, forty million, two hundred twenty thousand, three hundred thirteen".