204130421312 has 56 divisors (see below), whose sum is σ = 406260117120. Its totient is φ = 101766067200.

The previous prime is 204130421267. The next prime is 204130421317. The reversal of 204130421312 is 213124031402.

It is not an unprimeable number, because it can be changed into a prime (204130421317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48588812 + ... + 48593012.

Almost surely, 2^204130421312 is an apocalyptic number.

It is an amenable number.

204130421312 is a deficient number, since it is larger than the sum of its proper divisors (202129695808).

204130421312 is a wasteful number, since it uses less digits than its factorization.

204130421312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6259 (or 6249 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 204130421312 its reverse (213124031402), we get a palindrome (417254452714).

The spelling of 204130421312 in words is "two hundred four billion, one hundred thirty million, four hundred twenty-one thousand, three hundred twelve".