243110020163 has 2 divisors, whose sum is σ = 243110020164. Its totient is φ = 243110020162.

The previous prime is 243110020159. The next prime is 243110020183. The reversal of 243110020163 is 361020011342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243110020163 - 2² = 243110020159 is a prime.

It is not a weakly prime, because it can be changed into another prime (243110020183) 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, 121555010081 + 121555010082.

It is an arithmetic number, because the mean of its divisors is an integer number (121555010082).

Almost surely, 2^243110020163 is an apocalyptic number.

243110020163 is a deficient number, since it is larger than the sum of its proper divisors (1).

243110020163 is an equidigital number, since it uses as much as digits as its factorization.

243110020163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 243110020163 in words is "two hundred forty-three billion, one hundred ten million, twenty thousand, one hundred sixty-three".