50220222198109 has 2 divisors, whose sum is σ = 50220222198110. Its totient is φ = 50220222198108.

The previous prime is 50220222198077. The next prime is 50220222198119. The reversal of 50220222198109 is 90189122202205.

50220222198109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37618325690884 + 12601896507225 = 6133378^2 + 3549915^2 .

It is a cyclic number.

It is not a de Polignac number, because 50220222198109 - 2⁵ = 50220222198077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50220222198119) 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, 25110111099054 + 25110111099055.

It is an arithmetic number, because the mean of its divisors is an integer number (25110111099055).

Almost surely, 2^{50220222198109} is an apocalyptic number.

It is an amenable number.

50220222198109 is a deficient number, since it is larger than the sum of its proper divisors (1).

50220222198109 is an equidigital number, since it uses as much as digits as its factorization.

50220222198109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 43.

The spelling of 50220222198109 in words is "fifty trillion, two hundred twenty billion, two hundred twenty-two million, one hundred ninety-eight thousand, one hundred nine".