241221352147 has 2 divisors, whose sum is σ = 241221352148. Its totient is φ = 241221352146.

The previous prime is 241221352019. The next prime is 241221352237. The reversal of 241221352147 is 741253122142.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 241221352147 - 2⁷ = 241221352019 is a prime.

It is not a weakly prime, because it can be changed into another prime (241221332147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120610676073 + 120610676074.

It is an arithmetic number, because the mean of its divisors is an integer number (120610676074).

Almost surely, 2^241221352147 is an apocalyptic number.

241221352147 is a deficient number, since it is larger than the sum of its proper divisors (1).

241221352147 is an equidigital number, since it uses as much as digits as its factorization.

241221352147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 34.

Adding to 241221352147 its reverse (741253122142), we get a palindrome (982474474289).

The spelling of 241221352147 in words is "two hundred forty-one billion, two hundred twenty-one million, three hundred fifty-two thousand, one hundred forty-seven".