1002044404223 has 2 divisors, whose sum is σ = 1002044404224. Its totient is φ = 1002044404222.

The previous prime is 1002044404217. The next prime is 1002044404241. The reversal of 1002044404223 is 3224044402001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002044404223 - 2¹⁸ = 1002044142079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002044404192 and 1002044404201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002044404243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501022202111 + 501022202112.

It is an arithmetic number, because the mean of its divisors is an integer number (501022202112).

Almost surely, 2^{1002044404223} is an apocalyptic number.

1002044404223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002044404223 is an equidigital number, since it uses as much as digits as its factorization.

1002044404223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 1002044404223 its reverse (3224044402001), we get a palindrome (4226088806224).

The spelling of 1002044404223 in words is "one trillion, two billion, forty-four million, four hundred four thousand, two hundred twenty-three".