242404100310131 has 2 divisors, whose sum is σ = 242404100310132. Its totient is φ = 242404100310130.

The previous prime is 242404100310089. The next prime is 242404100310133. The reversal of 242404100310131 is 131013001404242.

242404100310131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242404100310131 - 2³⁴ = 242386920440947 is a prime.

It is a super-2 number, since 2×242404100310131² (a number of 30 digits) contains 22 as substring.

Together with 242404100310133, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242404100310131.

It is not a weakly prime, because it can be changed into another prime (242404100310133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121202050155065 + 121202050155066.

It is an arithmetic number, because the mean of its divisors is an integer number (121202050155066).

Almost surely, 2^{242404100310131} is an apocalyptic number.

242404100310131 is a deficient number, since it is larger than the sum of its proper divisors (1).

242404100310131 is an equidigital number, since it uses as much as digits as its factorization.

242404100310131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 242404100310131 its reverse (131013001404242), we get a palindrome (373417101714373).

The spelling of 242404100310131 in words is "two hundred forty-two trillion, four hundred four billion, one hundred million, three hundred ten thousand, one hundred thirty-one".