210241019 has 2 divisors, whose sum is σ = 210241020. Its totient is φ = 210241018.

The previous prime is 210240991. The next prime is 210241021. The reversal of 210241019 is 910142012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210241019 - 2⁸ = 210240763 is a prime.

It is a super-2 number, since 2×210241019² = 88402572140316722, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 210241021, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (210241079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105120509 + 105120510.

It is an arithmetic number, because the mean of its divisors is an integer number (105120510).

Almost surely, 2^210241019 is an apocalyptic number.

210241019 is a deficient number, since it is larger than the sum of its proper divisors (1).

210241019 is an equidigital number, since it uses as much as digits as its factorization.

210241019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 210241019 is about 14499.6903070376. The cubic root of 210241019 is about 594.6195048645.

The spelling of 210241019 in words is "two hundred ten million, two hundred forty-one thousand, nineteen".