203304130 has 64 divisors (see below), whose sum is σ = 394813440. Its totient is φ = 75201984.

The previous prime is 203304119. The next prime is 203304149. The reversal of 203304130 is 31403302.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1217307 + ... + 1217473.

It is an arithmetic number, because the mean of its divisors is an integer number (6168960).

Almost surely, 2^203304130 is an apocalyptic number.

203304130 is a deficient number, since it is larger than the sum of its proper divisors (191509310).

203304130 is a wasteful number, since it uses less digits than its factorization.

203304130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 203304130 is about 14258.4757249855. The cubic root of 203304130 is about 588.0064189374.

Adding to 203304130 its reverse (31403302), we get a palindrome (234707432).

The spelling of 203304130 in words is "two hundred three million, three hundred four thousand, one hundred thirty".