242403523340121 has 96 divisors (see below), whose sum is σ = 441683066522880. Its totient is φ = 125835629875200.

The previous prime is 242403523340107. The next prime is 242403523340171. The reversal of 242403523340121 is 121043325304242.

242403523340121 is a `hidden beast` number, since 2 + 4 + 2 + 4 + 0 + 3 + 523 + 3 + 4 + 0 + 121 = 666.

It is not a de Polignac number, because 242403523340121 - 2²³ = 242403514951513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242403523340171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 76469676 + ... + 79576493.

It is an arithmetic number, because the mean of its divisors is an integer number (4600865276280).

Almost surely, 2^{242403523340121} is an apocalyptic number.

It is an amenable number.

242403523340121 is a deficient number, since it is larger than the sum of its proper divisors (199279543182759).

242403523340121 is a wasteful number, since it uses less digits than its factorization.

242403523340121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156046287 (or 156046284 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 242403523340121 its reverse (121043325304242), we get a palindrome (363446848644363).

The spelling of 242403523340121 in words is "two hundred forty-two trillion, four hundred three billion, five hundred twenty-three million, three hundred forty thousand, one hundred twenty-one".