241821240019 has 2 divisors, whose sum is σ = 241821240020. Its totient is φ = 241821240018.

The previous prime is 241821239983. The next prime is 241821240041. The reversal of 241821240019 is 910042128142.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 241821240019 - 2²³ = 241812851411 is a prime.

It is a super-2 number, since 2×241821240019² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (241821240119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120910620009 + 120910620010.

It is an arithmetic number, because the mean of its divisors is an integer number (120910620010).

Almost surely, 2^241821240019 is an apocalyptic number.

241821240019 is a deficient number, since it is larger than the sum of its proper divisors (1).

241821240019 is an equidigital number, since it uses as much as digits as its factorization.

241821240019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 34.

The spelling of 241821240019 in words is "two hundred forty-one billion, eight hundred twenty-one million, two hundred forty thousand, nineteen".