210320313 has 16 divisors (see below), whose sum is σ = 321417600. Its totient is φ = 119834496.

The previous prime is 210320269. The next prime is 210320317. The reversal of 210320313 is 313023012.

It is not a de Polignac number, because 210320313 - 2¹⁰ = 210319289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210320292 and 210320301.

It is not an unprimeable number, because it can be changed into a prime (210320317) 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, 7020 + ... + 21677.

It is an arithmetic number, because the mean of its divisors is an integer number (20088600).

Almost surely, 2^210320313 is an apocalyptic number.

It is an amenable number.

210320313 is a deficient number, since it is larger than the sum of its proper divisors (111097287).

210320313 is a wasteful number, since it uses less digits than its factorization.

210320313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29056.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 210320313 is about 14502.4243835298. The cubic root of 210320313 is about 594.6942505585.

Adding to 210320313 its reverse (313023012), we get a palindrome (523343325).

The spelling of 210320313 in words is "two hundred ten million, three hundred twenty thousand, three hundred thirteen".