204442121204312 has 32 divisors (see below), whose sum is σ = 392433187251600. Its totient is φ = 99795569241984.

The previous prime is 204442121204273. The next prime is 204442121204323. The reversal of 204442121204312 is 213402121244402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142910423 + ... + 144333894.

Almost surely, 2^{204442121204312} is an apocalyptic number.

It is an amenable number.

204442121204312 is a deficient number, since it is larger than the sum of its proper divisors (187991066047288).

204442121204312 is a wasteful number, since it uses less digits than its factorization.

204442121204312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287246435 (or 287246431 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 204442121204312 its reverse (213402121244402), we get a palindrome (417844242448714).

The spelling of 204442121204312 in words is "two hundred four trillion, four hundred forty-two billion, one hundred twenty-one million, two hundred four thousand, three hundred twelve".