242042011305 has 16 divisors (see below), whose sum is σ = 387310035264. Its totient is φ = 129074800320.

The previous prime is 242042011303. The next prime is 242042011333. The reversal of 242042011305 is 503110240242.

It is not a de Polignac number, because 242042011305 - 2¹ = 242042011303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242042011301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 751114 + ... + 1023843.

It is an arithmetic number, because the mean of its divisors is an integer number (24206877204).

Almost surely, 2^242042011305 is an apocalyptic number.

It is an amenable number.

242042011305 is a deficient number, since it is larger than the sum of its proper divisors (145268023959).

242042011305 is a wasteful number, since it uses less digits than its factorization.

242042011305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784056.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 242042011305 its reverse (503110240242), we get a palindrome (745152251547).

The spelling of 242042011305 in words is "two hundred forty-two billion, forty-two million, eleven thousand, three hundred five".