1002444221347 has 2 divisors, whose sum is σ = 1002444221348. Its totient is φ = 1002444221346.

The previous prime is 1002444221309. The next prime is 1002444221351. The reversal of 1002444221347 is 7431224442001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1002444221347 - 2²⁷ = 1002310003619 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002444221047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501222110673 + 501222110674.

It is an arithmetic number, because the mean of its divisors is an integer number (501222110674).

Almost surely, 2^{1002444221347} is an apocalyptic number.

1002444221347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002444221347 is an equidigital number, since it uses as much as digits as its factorization.

1002444221347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 34.

Adding to 1002444221347 its reverse (7431224442001), we get a palindrome (8433668663348).

The spelling of 1002444221347 in words is "one trillion, two billion, four hundred forty-four million, two hundred twenty-one thousand, three hundred forty-seven".