242431423242 has 16 divisors (see below), whose sum is σ = 487299345600. Its totient is φ = 80404391232.

The previous prime is 242431423219. The next prime is 242431423357. The reversal of 242431423242 is 242324134242.

It is a happy number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 101519503 + ... + 101521890.

It is an arithmetic number, because the mean of its divisors is an integer number (30456209100).

Almost surely, 2^242431423242 is an apocalyptic number.

242431423242 is an abundant number, since it is smaller than the sum of its proper divisors (244867922358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242431423242 is a wasteful number, since it uses less digits than its factorization.

242431423242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203041597.

The product of its digits is 73728, while the sum is 33.

Adding to 242431423242 its reverse (242324134242), we get a palindrome (484755557484).

The spelling of 242431423242 in words is "two hundred forty-two billion, four hundred thirty-one million, four hundred twenty-three thousand, two hundred forty-two".