242140423204 has 12 divisors (see below), whose sum is σ = 424261880028. Its totient is φ = 120922743200.

The previous prime is 242140423199. The next prime is 242140423207. The reversal of 242140423204 is 402324041242.

It can be written as a sum of positive squares in 2 ways, for example, as 102938305600 + 139202117604 = 320840^2 + 373098^2 .

It is not an unprimeable number, because it can be changed into a prime (242140423207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36863407 + ... + 36869974.

It is an arithmetic number, because the mean of its divisors is an integer number (35355156669).

Almost surely, 2^242140423204 is an apocalyptic number.

It is an amenable number.

242140423204 is a deficient number, since it is larger than the sum of its proper divisors (182121456824).

242140423204 is a wasteful number, since it uses less digits than its factorization.

242140423204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73734206 (or 73734204 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 242140423204 its reverse (402324041242), we get a palindrome (644464464446).

The spelling of 242140423204 in words is "two hundred forty-two billion, one hundred forty million, four hundred twenty-three thousand, two hundred four".