2003221132163 has 2 divisors, whose sum is σ = 2003221132164. Its totient is φ = 2003221132162.

The previous prime is 2003221132141. The next prime is 2003221132169. The reversal of 2003221132163 is 3612311223002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2003221132163 - 2¹⁸ = 2003220870019 is a prime.

It is not a weakly prime, because it can be changed into another prime (2003221132169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001610566081 + 1001610566082.

It is an arithmetic number, because the mean of its divisors is an integer number (1001610566082).

Almost surely, 2^{2003221132163} is an apocalyptic number.

2003221132163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003221132163 is an equidigital number, since it uses as much as digits as its factorization.

2003221132163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 2003221132163 its reverse (3612311223002), we get a palindrome (5615532355165).

The spelling of 2003221132163 in words is "two trillion, three billion, two hundred twenty-one million, one hundred thirty-two thousand, one hundred sixty-three".