304043502130 has 32 divisors (see below), whose sum is σ = 579943041840. Its totient is φ = 114370222080.

The previous prime is 304043502121. The next prime is 304043502149. The reversal of 304043502130 is 31205340403.

It can be written as a sum of positive squares in 8 ways, for example, as 303494115409 + 549386721 = 550903^2 + 23439^2 .

It is a junction number, because it is equal to n+sod(n) for n = 304043502095 and 304043502104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 518691 + ... + 936550.

Almost surely, 2^304043502130 is an apocalyptic number.

304043502130 is a deficient number, since it is larger than the sum of its proper divisors (275899539710).

304043502130 is a wasteful number, since it uses less digits than its factorization.

304043502130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456494.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 304043502130 its reverse (31205340403), we get a palindrome (335248842533).

The spelling of 304043502130 in words is "three hundred four billion, forty-three million, five hundred two thousand, one hundred thirty".