204422442443220 has 48 divisors (see below), whose sum is σ = 597269049229440. Its totient is φ = 52142536043136.

The previous prime is 204422442443213. The next prime is 204422442443269. The reversal of 204422442443220 is 22344244224402.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74066100955 + ... + 74066103714.

It is an arithmetic number, because the mean of its divisors is an integer number (12443105192280).

Almost surely, 2^{204422442443220} is an apocalyptic number.

204422442443220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204422442443220 is an abundant number, since it is smaller than the sum of its proper divisors (392846606786220).

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

204422442443220 is a wasteful number, since it uses less digits than its factorization.

204422442443220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148132204704 (or 148132204702 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 39.

Adding to 204422442443220 its reverse (22344244224402), we get a palindrome (226766686667622).

The spelling of 204422442443220 in words is "two hundred four trillion, four hundred twenty-two billion, four hundred forty-two million, four hundred forty-three thousand, two hundred twenty".