242240130302143 has 2 divisors, whose sum is σ = 242240130302144. Its totient is φ = 242240130302142.

The previous prime is 242240130302141. The next prime is 242240130302153. The reversal of 242240130302143 is 341203031042242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242240130302143 - 2¹ = 242240130302141 is a prime.

Together with 242240130302141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242240130302141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121120065151071 + 121120065151072.

It is an arithmetic number, because the mean of its divisors is an integer number (121120065151072).

Almost surely, 2^{242240130302143} is an apocalyptic number.

242240130302143 is a deficient number, since it is larger than the sum of its proper divisors (1).

242240130302143 is an equidigital number, since it uses as much as digits as its factorization.

242240130302143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 242240130302143 its reverse (341203031042242), we get a palindrome (583443161344385).

The spelling of 242240130302143 in words is "two hundred forty-two trillion, two hundred forty billion, one hundred thirty million, three hundred two thousand, one hundred forty-three".