241652567633221 has 2 divisors, whose sum is σ = 241652567633222. Its totient is φ = 241652567633220.

The previous prime is 241652567633203. The next prime is 241652567633233. The reversal of 241652567633221 is 122336765256142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200329346750625 + 41323220882596 = 14153775^2 + 6428314^2 .

It is a cyclic number.

It is not a de Polignac number, because 241652567633221 - 2¹⁷ = 241652567502149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241652567633621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120826283816610 + 120826283816611.

It is an arithmetic number, because the mean of its divisors is an integer number (120826283816611).

Almost surely, 2^{241652567633221} is an apocalyptic number.

It is an amenable number.

241652567633221 is a deficient number, since it is larger than the sum of its proper divisors (1).

241652567633221 is an equidigital number, since it uses as much as digits as its factorization.

241652567633221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21772800, while the sum is 55.

The spelling of 241652567633221 in words is "two hundred forty-one trillion, six hundred fifty-two billion, five hundred sixty-seven million, six hundred thirty-three thousand, two hundred twenty-one".