241221322502243 has 2 divisors, whose sum is σ = 241221322502244. Its totient is φ = 241221322502242.

The previous prime is 241221322502227. The next prime is 241221322502287. The reversal of 241221322502243 is 342205223122142.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 241221322502243 - 2⁴ = 241221322502227 is a prime.

It is a super-3 number, since 3×241221322502243³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (241221322502143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120610661251121 + 120610661251122.

It is an arithmetic number, because the mean of its divisors is an integer number (120610661251122).

Almost surely, 2^{241221322502243} is an apocalyptic number.

241221322502243 is a deficient number, since it is larger than the sum of its proper divisors (1).

241221322502243 is an equidigital number, since it uses as much as digits as its factorization.

241221322502243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 241221322502243 its reverse (342205223122142), we get a palindrome (583426545624385).

The spelling of 241221322502243 in words is "two hundred forty-one trillion, two hundred twenty-one billion, three hundred twenty-two million, five hundred two thousand, two hundred forty-three".