221021010020059 has 2 divisors, whose sum is σ = 221021010020060. Its totient is φ = 221021010020058.

The previous prime is 221021010019813. The next prime is 221021010020071. The reversal of 221021010020059 is 950020010120122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221021010020059 - 2⁹ = 221021010019547 is a prime.

It is not a weakly prime, because it can be changed into another prime (221021010020089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110510505010029 + 110510505010030.

It is an arithmetic number, because the mean of its divisors is an integer number (110510505010030).

Almost surely, 2^{221021010020059} is an apocalyptic number.

221021010020059 is a deficient number, since it is larger than the sum of its proper divisors (1).

221021010020059 is an equidigital number, since it uses as much as digits as its factorization.

221021010020059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 25.

The spelling of 221021010020059 in words is "two hundred twenty-one trillion, twenty-one billion, ten million, twenty thousand, fifty-nine".