204040322204 has 6 divisors (see below), whose sum is σ = 357070563864. Its totient is φ = 102020161100.

The previous prime is 204040322177. The next prime is 204040322207. The reversal of 204040322204 is 402223040402.

It is a super-2 number, since 2×204040322204² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 204040322204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204040322207) by changing a digit.

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, 25505040272 + ... + 25505040279.

It is an arithmetic number, because the mean of its divisors is an integer number (59511760644).

Almost surely, 2^204040322204 is an apocalyptic number.

It is an amenable number.

204040322204 is a deficient number, since it is larger than the sum of its proper divisors (153030241660).

204040322204 is a wasteful number, since it uses less digits than its factorization.

204040322204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51010080555 (or 51010080553 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 204040322204 its reverse (402223040402), we get a palindrome (606263362606).

The spelling of 204040322204 in words is "two hundred four billion, forty million, three hundred twenty-two thousand, two hundred four".