242550335221 has 8 divisors (see below), whose sum is σ = 243182482200. Its totient is φ = 241918520832.

The previous prime is 242550335189. The next prime is 242550335249. The reversal of 242550335221 is 122533055242.

242550335221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9753735121 + 232796600100 = 98761^2 + 482490^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242550335221 - 2⁵ = 242550335189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242550335921) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1412211 + ... + 1574623.

It is an arithmetic number, because the mean of its divisors is an integer number (30397810275).

Almost surely, 2^242550335221 is an apocalyptic number.

It is an amenable number.

242550335221 is a deficient number, since it is larger than the sum of its proper divisors (632146979).

242550335221 is a wasteful number, since it uses less digits than its factorization.

242550335221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166295.

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 242550335221 in words is "two hundred forty-two billion, five hundred fifty million, three hundred thirty-five thousand, two hundred twenty-one".