221300311342163 has 2 divisors, whose sum is σ = 221300311342164. Its totient is φ = 221300311342162.

The previous prime is 221300311342069. The next prime is 221300311342183. The reversal of 221300311342163 is 361243113003122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221300311342163 - 2²² = 221300307147859 is a prime.

It is not a weakly prime, because it can be changed into another prime (221300311342183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110650155671081 + 110650155671082.

It is an arithmetic number, because the mean of its divisors is an integer number (110650155671082).

Almost surely, 2^{221300311342163} is an apocalyptic number.

221300311342163 is a deficient number, since it is larger than the sum of its proper divisors (1).

221300311342163 is an equidigital number, since it uses as much as digits as its factorization.

221300311342163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 221300311342163 its reverse (361243113003122), we get a palindrome (582543424345285).

The spelling of 221300311342163 in words is "two hundred twenty-one trillion, three hundred billion, three hundred eleven million, three hundred forty-two thousand, one hundred sixty-three".