204304220312 has 8 divisors (see below), whose sum is σ = 383070413100. Its totient is φ = 102152110152.

The previous prime is 204304220299. The next prime is 204304220327. The reversal of 204304220312 is 213022403402.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 12769013762 + ... + 12769013777.

Almost surely, 2^204304220312 is an apocalyptic number.

It is an amenable number.

204304220312 is a deficient number, since it is larger than the sum of its proper divisors (178766192788).

204304220312 is a wasteful number, since it uses less digits than its factorization.

204304220312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25538027545 (or 25538027541 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 204304220312 its reverse (213022403402), we get a palindrome (417326623714).

The spelling of 204304220312 in words is "two hundred four billion, three hundred four million, two hundred twenty thousand, three hundred twelve".