204020440022 has 64 divisors (see below), whose sum is σ = 373574467584. Its totient is φ = 81668764320.

The previous prime is 204020440003. The next prime is 204020440033. The reversal of 204020440022 is 220044020402.

204020440022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 204020439976 and 204020440003.

It is a congruent number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 6689147 + ... + 6719577.

It is an arithmetic number, because the mean of its divisors is an integer number (5837101056).

Almost surely, 2^204020440022 is an apocalyptic number.

204020440022 is a deficient number, since it is larger than the sum of its proper divisors (169554027562).

204020440022 is a wasteful number, since it uses less digits than its factorization.

204020440022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30953.

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

Adding to 204020440022 its reverse (220044020402), we get a palindrome (424064460424).

The spelling of 204020440022 in words is "two hundred four billion, twenty million, four hundred forty thousand, twenty-two".