204442202020 has 48 divisors (see below), whose sum is σ = 490787676288. Its totient is φ = 70076413440.

The previous prime is 204442202009. The next prime is 204442202021. The reversal of 204442202020 is 20202244402.

It is a happy number.

204442202020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×204442202020² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204442201982 and 204442202000.

It is not an unprimeable number, because it can be changed into a prime (204442202021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363100 + ... + 735340.

It is an arithmetic number, because the mean of its divisors is an integer number (10224743256).

Almost surely, 2^204442202020 is an apocalyptic number.

204442202020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204442202020 is an abundant number, since it is smaller than the sum of its proper divisors (286345474268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204442202020 is a wasteful number, since it uses less digits than its factorization.

204442202020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376180 (or 376178 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 204442202020 its reverse (20202244402), we get a palindrome (224644446422).

The spelling of 204442202020 in words is "two hundred four billion, four hundred forty-two million, two hundred two thousand, twenty".