4120421330401 has 4 divisors (see below), whose sum is σ = 4120625726404. Its totient is φ = 4120216934400.

The previous prime is 4120421330371. The next prime is 4120421330407. The reversal of 4120421330401 is 1040331240214.

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 3722198490000 + 398222840401 = 1929300^2 + 631049^2 .

It is a cyclic number.

It is not a de Polignac number, because 4120421330401 - 2¹⁹ = 4120420806113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4120421330407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102167760 + ... + 102208081.

It is an arithmetic number, because the mean of its divisors is an integer number (1030156431601).

Almost surely, 2^{4120421330401} is an apocalyptic number.

It is an amenable number.

4120421330401 is a deficient number, since it is larger than the sum of its proper divisors (204396003).

4120421330401 is a wasteful number, since it uses less digits than its factorization.

4120421330401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204396002.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 4120421330401 its reverse (1040331240214), we get a palindrome (5160752570615).

The spelling of 4120421330401 in words is "four trillion, one hundred twenty billion, four hundred twenty-one million, three hundred thirty thousand, four hundred one".