1004410340221 has 2 divisors, whose sum is σ = 1004410340222. Its totient is φ = 1004410340220.

The previous prime is 1004410340209. The next prime is 1004410340231. The reversal of 1004410340221 is 1220430144001.

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., 678335079321 + 326075260900 = 823611^2 + 571030^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004410340221 - 2²³ = 1004401951613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1004410340192 and 1004410340201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004410340231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502205170110 + 502205170111.

It is an arithmetic number, because the mean of its divisors is an integer number (502205170111).

Almost surely, 2^{1004410340221} is an apocalyptic number.

It is an amenable number.

1004410340221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004410340221 is an equidigital number, since it uses as much as digits as its factorization.

1004410340221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1004410340221 its reverse (1220430144001), we get a palindrome (2224840484222).

The spelling of 1004410340221 in words is "one trillion, four billion, four hundred ten million, three hundred forty thousand, two hundred twenty-one".