204241144011021 has 32 divisors (see below), whose sum is σ = 325874001998720. Its totient is φ = 125679457792512.

The previous prime is 204241144010977. The next prime is 204241144011043. The reversal of 204241144011021 is 120110441142402.

204241144011021 is a `hidden beast` number, since 2 + 0 + 4 + 241 + 1 + 4 + 401 + 10 + 2 + 1 = 666.

It is not a de Polignac number, because 204241144011021 - 2¹⁵ = 204241143978253 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204241144013021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11156731 + ... + 23085816.

It is an arithmetic number, because the mean of its divisors is an integer number (10183562562460).

Almost surely, 2^{204241144011021} is an apocalyptic number.

It is an amenable number.

204241144011021 is a deficient number, since it is larger than the sum of its proper divisors (121632857987699).

204241144011021 is a wasteful number, since it uses less digits than its factorization.

204241144011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34259562 (or 34259556 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

Adding to 204241144011021 its reverse (120110441142402), we get a palindrome (324351585153423).

The spelling of 204241144011021 in words is "two hundred four trillion, two hundred forty-one billion, one hundred forty-four million, eleven thousand, twenty-one".