204066004022 has 16 divisors (see below), whose sum is σ = 314516474160. Its totient is φ = 99229714848.

The previous prime is 204066004007. The next prime is 204066004061. The reversal of 204066004022 is 220400660402.

It is a junction number, because it is equal to n+sod(n) for n = 204066003982 and 204066004000.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 471533 + ... + 794024.

It is an arithmetic number, because the mean of its divisors is an integer number (19657279635).

Almost surely, 2^204066004022 is an apocalyptic number.

204066004022 is a deficient number, since it is larger than the sum of its proper divisors (110450470138).

204066004022 is a wasteful number, since it uses less digits than its factorization.

204066004022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267775.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 204066004022 its reverse (220400660402), we get a palindrome (424466664424).

The spelling of 204066004022 in words is "two hundred four billion, sixty-six million, four thousand, twenty-two".