242202242131 has 2 divisors, whose sum is σ = 242202242132. Its totient is φ = 242202242130.

The previous prime is 242202242063. The next prime is 242202242159. The reversal of 242202242131 is 131242202242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242202242131 - 2³¹ = 240054758483 is a prime.

It is a super-2 number, since 2×242202242131² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 242202242096 and 242202242105.

It is not a weakly prime, because it can be changed into another prime (242202242731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121101121065 + 121101121066.

It is an arithmetic number, because the mean of its divisors is an integer number (121101121066).

Almost surely, 2^242202242131 is an apocalyptic number.

242202242131 is a deficient number, since it is larger than the sum of its proper divisors (1).

242202242131 is an equidigital number, since it uses as much as digits as its factorization.

242202242131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 242202242131 its reverse (131242202242), we get a palindrome (373444444373).

The spelling of 242202242131 in words is "two hundred forty-two billion, two hundred two million, two hundred forty-two thousand, one hundred thirty-one".