242120444401 has 8 divisors (see below), whose sum is σ = 264240703584. Its totient is φ = 220018403520.

The previous prime is 242120444323. The next prime is 242120444431. The reversal of 242120444401 is 104444021242.

It is a happy number.

242120444401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242120444401 - 2¹⁷ = 242120313329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242120444401.

It is not an unprimeable number, because it can be changed into a prime (242120444431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4526775 + ... + 4579948.

It is an arithmetic number, because the mean of its divisors is an integer number (33030087948).

Almost surely, 2^242120444401 is an apocalyptic number.

It is an amenable number.

242120444401 is a deficient number, since it is larger than the sum of its proper divisors (22120259183).

242120444401 is a wasteful number, since it uses less digits than its factorization.

242120444401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9109151.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 242120444401 its reverse (104444021242), we get a palindrome (346564465643).

The spelling of 242120444401 in words is "two hundred forty-two billion, one hundred twenty million, four hundred forty-four thousand, four hundred one".