242343400001 has 4 divisors (see below), whose sum is σ = 242570102100. Its totient is φ = 242116697904.

The previous prime is 242343399983. The next prime is 242343400009. The reversal of 242343400001 is 100004343242.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 162571046401 + 79772353600 = 403201^2 + 282440^2 .

It is a cyclic number.

It is not a de Polignac number, because 242343400001 - 2⁶ = 242343399937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242343400001.

It is not an unprimeable number, because it can be changed into a prime (242343400009) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 113349446 + ... + 113351583.

It is an arithmetic number, because the mean of its divisors is an integer number (60642525525).

Almost surely, 2^242343400001 is an apocalyptic number.

It is an amenable number.

242343400001 is a deficient number, since it is larger than the sum of its proper divisors (226702099).

242343400001 is a wasteful number, since it uses less digits than its factorization.

242343400001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226702098.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 242343400001 its reverse (100004343242), we get a palindrome (342347743243).

The spelling of 242343400001 in words is "two hundred forty-two billion, three hundred forty-three million, four hundred thousand, one".