10421440241 has 2 divisors, whose sum is σ = 10421440242. Its totient is φ = 10421440240.

The previous prime is 10421440223. The next prime is 10421440273. The reversal of 10421440241 is 14204412401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9505470016 + 915970225 = 97496^2 + 30265^2 .

It is an emirp because it is prime and its reverse (14204412401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10421440241 is a prime.

It is not a weakly prime, because it can be changed into another prime (10421440201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5210720120 + 5210720121.

It is an arithmetic number, because the mean of its divisors is an integer number (5210720121).

Almost surely, 2^10421440241 is an apocalyptic number.

It is an amenable number.

10421440241 is a deficient number, since it is larger than the sum of its proper divisors (1).

10421440241 is an equidigital number, since it uses as much as digits as its factorization.

10421440241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 10421440241 its reverse (14204412401), we get a palindrome (24625852642).

The spelling of 10421440241 in words is "ten billion, four hundred twenty-one million, four hundred forty thousand, two hundred forty-one".