220323220163 has 2 divisors, whose sum is σ = 220323220164. Its totient is φ = 220323220162.

The previous prime is 220323220147. The next prime is 220323220253. The reversal of 220323220163 is 361022323022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220323220163 - 2⁴ = 220323220147 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (220323270163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110161610081 + 110161610082.

It is an arithmetic number, because the mean of its divisors is an integer number (110161610082).

Almost surely, 2^220323220163 is an apocalyptic number.

220323220163 is a deficient number, since it is larger than the sum of its proper divisors (1).

220323220163 is an equidigital number, since it uses as much as digits as its factorization.

220323220163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 220323220163 its reverse (361022323022), we get a palindrome (581345543185).

The spelling of 220323220163 in words is "two hundred twenty billion, three hundred twenty-three million, two hundred twenty thousand, one hundred sixty-three".