242305306303 has 16 divisors (see below), whose sum is σ = 254691800064. Its totient is φ = 230319825120.

The previous prime is 242305306261. The next prime is 242305306319. The reversal of 242305306303 is 303603503242.

It is a cyclic number.

It is not a de Polignac number, because 242305306303 - 2²⁵ = 242271751871 is a prime.

It is a super-2 number, since 2×242305306303² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242305306343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318300 + ... + 765457.

It is an arithmetic number, because the mean of its divisors is an integer number (15918237504).

Almost surely, 2^242305306303 is an apocalyptic number.

242305306303 is a deficient number, since it is larger than the sum of its proper divisors (12386493761).

242305306303 is a wasteful number, since it uses less digits than its factorization.

242305306303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083942.

The product of its (nonzero) digits is 38880, while the sum is 31.

Adding to 242305306303 its reverse (303603503242), we get a palindrome (545908809545).

The spelling of 242305306303 in words is "two hundred forty-two billion, three hundred five million, three hundred six thousand, three hundred three".