242420334053 has 2 divisors, whose sum is σ = 242420334054. Its totient is φ = 242420334052.

The previous prime is 242420333927. The next prime is 242420334173. The reversal of 242420334053 is 350433024242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 203872116484 + 38548217569 = 451522^2 + 196337^2 .

It is a cyclic number.

It is not a de Polignac number, because 242420334053 - 2⁸ = 242420333797 is a prime.

It is a super-2 number, since 2×242420334053² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242420334253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121210167026 + 121210167027.

It is an arithmetic number, because the mean of its divisors is an integer number (121210167027).

Almost surely, 2^242420334053 is an apocalyptic number.

It is an amenable number.

242420334053 is a deficient number, since it is larger than the sum of its proper divisors (1).

242420334053 is an equidigital number, since it uses as much as digits as its factorization.

242420334053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 242420334053 its reverse (350433024242), we get a palindrome (592853358295).

The spelling of 242420334053 in words is "two hundred forty-two billion, four hundred twenty million, three hundred thirty-four thousand, fifty-three".