242440123403411 has 4 divisors (see below), whose sum is σ = 242458131299472. Its totient is φ = 242422115507352.

The previous prime is 242440123403267. The next prime is 242440123403459. The reversal of 242440123403411 is 114304321044242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242440123403411 is a prime.

It is a super-2 number, since 2×242440123403411² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242440123403111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9003927836 + ... + 9003954761.

It is an arithmetic number, because the mean of its divisors is an integer number (60614532824868).

Almost surely, 2^{242440123403411} is an apocalyptic number.

242440123403411 is a deficient number, since it is larger than the sum of its proper divisors (18007896061).

242440123403411 is a wasteful number, since it uses less digits than its factorization.

242440123403411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18007896060.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 242440123403411 its reverse (114304321044242), we get a palindrome (356744444447653).

The spelling of 242440123403411 in words is "two hundred forty-two trillion, four hundred forty billion, one hundred twenty-three million, four hundred three thousand, four hundred eleven".