204225231212 has 6 divisors (see below), whose sum is σ = 357394154628. Its totient is φ = 102112615604.

The previous prime is 204225231187. The next prime is 204225231251. The reversal of 204225231212 is 212132522402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25528153898 + ... + 25528153905.

It is an arithmetic number, because the mean of its divisors is an integer number (59565692438).

Almost surely, 2^204225231212 is an apocalyptic number.

It is an amenable number.

204225231212 is a deficient number, since it is larger than the sum of its proper divisors (153168923416).

204225231212 is a wasteful number, since it uses less digits than its factorization.

204225231212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51056307807 (or 51056307805 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 204225231212 its reverse (212132522402), we get a palindrome (416357753614).

The spelling of 204225231212 in words is "two hundred four billion, two hundred twenty-five million, two hundred thirty-one thousand, two hundred twelve".