242221363122241 has 16 divisors (see below), whose sum is σ = 246650979178240. Its totient is φ = 237825924560640.

The previous prime is 242221363122229. The next prime is 242221363122247. The reversal of 242221363122241 is 142221363122242.

It is a cyclic number.

It is not a de Polignac number, because 242221363122241 - 2¹¹ = 242221363120193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242221363122241.

It is not an unprimeable number, because it can be changed into a prime (242221363122247) 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, 446815945 + ... + 447357721.

It is an arithmetic number, because the mean of its divisors is an integer number (15415686198640).

Almost surely, 2^{242221363122241} is an apocalyptic number.

It is an amenable number.

242221363122241 is a deficient number, since it is larger than the sum of its proper divisors (4429616055999).

242221363122241 is a wasteful number, since it uses less digits than its factorization.

242221363122241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573304.

The product of its digits is 110592, while the sum is 37.

Subtracting from 242221363122241 its reverse (142221363122242), we obtain a palindrome (99999999999999).

The spelling of 242221363122241 in words is "two hundred forty-two trillion, two hundred twenty-one billion, three hundred sixty-three million, one hundred twenty-two thousand, two hundred forty-one".