210303130 has 8 divisors (see below), whose sum is σ = 378545652. Its totient is φ = 84121248.

The previous prime is 210303127. The next prime is 210303143. The reversal of 210303130 is 31303012.

It can be written as a sum of positive squares in 2 ways, for example, as 205091041 + 5212089 = 14321^2 + 2283^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 210303130.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10515147 + ... + 10515166.

Almost surely, 2^210303130 is an apocalyptic number.

210303130 is a deficient number, since it is larger than the sum of its proper divisors (168242522).

210303130 is a wasteful number, since it uses less digits than its factorization.

210303130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21030320.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 210303130 is about 14501.8319532396. The cubic root of 210303130 is about 594.6780547705.

Adding to 210303130 its reverse (31303012), we get a palindrome (241606142).

The spelling of 210303130 in words is "two hundred ten million, three hundred three thousand, one hundred thirty".