242343111019 has 2 divisors, whose sum is σ = 242343111020. Its totient is φ = 242343111018.

The previous prime is 242343110983. The next prime is 242343111083. The reversal of 242343111019 is 910111343242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242343111019 - 2¹¹ = 242343108971 is a prime.

It is a super-3 number, since 3×242343111019³ (a number of 35 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 (242343171019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121171555509 + 121171555510.

It is an arithmetic number, because the mean of its divisors is an integer number (121171555510).

Almost surely, 2^242343111019 is an apocalyptic number.

242343111019 is a deficient number, since it is larger than the sum of its proper divisors (1).

242343111019 is an equidigital number, since it uses as much as digits as its factorization.

242343111019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 242343111019 in words is "two hundred forty-two billion, three hundred forty-three million, one hundred eleven thousand, nineteen".