204204040202 has 8 divisors (see below), whose sum is σ = 309747701700. Its totient is φ = 100954806304.

The previous prime is 204204040189. The next prime is 204204040223. The reversal of 204204040202 is 202040402402.

204204040202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 196567202881 + 7636837321 = 443359^2 + 87389^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 573606677 + ... + 573607032.

Almost surely, 2^204204040202 is an apocalyptic number.

204204040202 is a deficient number, since it is larger than the sum of its proper divisors (105543661498).

204204040202 is a wasteful number, since it uses less digits than its factorization.

204204040202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147213800.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 204204040202 its reverse (202040402402), we get a palindrome (406244442604).

The spelling of 204204040202 in words is "two hundred four billion, two hundred four million, forty thousand, two hundred two".