50220024221 has 2 divisors, whose sum is σ = 50220024222. Its totient is φ = 50220024220.

The previous prime is 50220024167. The next prime is 50220024223. The reversal of 50220024221 is 12242002205.

50220024221 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., 33883605625 + 16336418596 = 184075^2 + 127814^2 .

It is a cyclic number.

It is not a de Polignac number, because 50220024221 - 2¹⁰ = 50220023197 is a prime.

Together with 50220024223, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 50220024193 and 50220024202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50220024223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25110012110 + 25110012111.

It is an arithmetic number, because the mean of its divisors is an integer number (25110012111).

Almost surely, 2^50220024221 is an apocalyptic number.

It is an amenable number.

50220024221 is a deficient number, since it is larger than the sum of its proper divisors (1).

50220024221 is an equidigital number, since it uses as much as digits as its factorization.

50220024221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 50220024221 its reverse (12242002205), we get a palindrome (62462026426).

The spelling of 50220024221 in words is "fifty billion, two hundred twenty million, twenty-four thousand, two hundred twenty-one".