204142402230020 has 24 divisors (see below), whose sum is σ = 439155118945368. Its totient is φ = 79665327699200.

The previous prime is 204142402229957. The next prime is 204142402230037. The reversal of 204142402230020 is 20032204241402.

It can be written as a sum of positive squares in 4 ways, for example, as 16237305438916 + 187905096791104 = 4029554^2 + 13707848^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124477073711 + ... + 124477075350.

It is an arithmetic number, because the mean of its divisors is an integer number (18298129956057).

Almost surely, 2^{204142402230020} is an apocalyptic number.

204142402230020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204142402230020 is an abundant number, since it is smaller than the sum of its proper divisors (235012716715348).

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

204142402230020 is a wasteful number, since it uses less digits than its factorization.

204142402230020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248954149111 (or 248954149109 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 204142402230020 its reverse (20032204241402), we get a palindrome (224174606471422).

The spelling of 204142402230020 in words is "two hundred four trillion, one hundred forty-two billion, four hundred two million, two hundred thirty thousand, twenty".