313203130 has 16 divisors (see below), whose sum is σ = 563970600. Its totient is φ = 125235712.

The previous prime is 313203127. The next prime is 313203131. The reversal of 313203130 is 31302313.

313203130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 307195729 + 6007401 = 17527^2 + 2451^2 .

It is not an unprimeable number, because it can be changed into a prime (313203131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43122 + ... + 49858.

Almost surely, 2^313203130 is an apocalyptic number.

313203130 is a deficient number, since it is larger than the sum of its proper divisors (250767470).

313203130 is a wasteful number, since it uses less digits than its factorization.

313203130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11393.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 313203130 is about 17697.5458750641. The cubic root of 313203130 is about 679.1129798271.

Adding to 313203130 its reverse (31302313), we get a palindrome (344505443).

The spelling of 313203130 in words is "three hundred thirteen million, two hundred three thousand, one hundred thirty".