242144332411 has 2 divisors, whose sum is σ = 242144332412. Its totient is φ = 242144332410.

The previous prime is 242144332399. The next prime is 242144332453. The reversal of 242144332411 is 114233441242.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242144332411 is a prime.

It is not a weakly prime, because it can be changed into another prime (242144333411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121072166205 + 121072166206.

It is an arithmetic number, because the mean of its divisors is an integer number (121072166206).

Almost surely, 2^242144332411 is an apocalyptic number.

242144332411 is a deficient number, since it is larger than the sum of its proper divisors (1).

242144332411 is an equidigital number, since it uses as much as digits as its factorization.

242144332411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18432, while the sum is 31.

Adding to 242144332411 its reverse (114233441242), we get a palindrome (356377773653).

The spelling of 242144332411 in words is "two hundred forty-two billion, one hundred forty-four million, three hundred thirty-two thousand, four hundred eleven".