4102442240401 has 2 divisors, whose sum is σ = 4102442240402. Its totient is φ = 4102442240400.

The previous prime is 4102442240231. The next prime is 4102442240513. The reversal of 4102442240401 is 1040422442014.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2800050022225 + 1302392218176 = 1673335^2 + 1141224^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4102442240401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4102442240401.

It is not a weakly prime, because it can be changed into another prime (4102442240201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2051221120200 + 2051221120201.

It is an arithmetic number, because the mean of its divisors is an integer number (2051221120201).

Almost surely, 2^{4102442240401} is an apocalyptic number.

It is an amenable number.

4102442240401 is a deficient number, since it is larger than the sum of its proper divisors (1).

4102442240401 is an equidigital number, since it uses as much as digits as its factorization.

4102442240401 is an evil number, because the sum of its binary digits is even.

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

Adding to 4102442240401 its reverse (1040422442014), we get a palindrome (5142864682415).

The spelling of 4102442240401 in words is "four trillion, one hundred two billion, four hundred forty-two million, two hundred forty thousand, four hundred one".