204312101204 has 6 divisors (see below), whose sum is σ = 357546177114. Its totient is φ = 102156050600.

The previous prime is 204312101183. The next prime is 204312101207. The reversal of 204312101204 is 402101213402.

204312101204 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 144629611204 + 59682490000 = 380302^2 + 244300^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204312101207) by changing a digit.

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 as a sum of consecutive naturals, namely, 25539012647 + ... + 25539012654.

It is an arithmetic number, because the mean of its divisors is an integer number (59591029519).

Almost surely, 2^204312101204 is an apocalyptic number.

It is an amenable number.

204312101204 is a deficient number, since it is larger than the sum of its proper divisors (153234075910).

204312101204 is a wasteful number, since it uses less digits than its factorization.

204312101204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51078025305 (or 51078025303 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 204312101204 its reverse (402101213402), we get a palindrome (606413314606).

The spelling of 204312101204 in words is "two hundred four billion, three hundred twelve million, one hundred one thousand, two hundred four".