50221330111 has 4 divisors (see below), whose sum is σ = 50292973224. Its totient is φ = 50149687000.

The previous prime is 50221330109. The next prime is 50221330189. The reversal of 50221330111 is 11103312205.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50221330111 - 2¹ = 50221330109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50221336111) 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 in 3 ways as a sum of consecutive naturals, for example, 35820505 + ... + 35821906.

It is an arithmetic number, because the mean of its divisors is an integer number (12573243306).

Almost surely, 2^50221330111 is an apocalyptic number.

50221330111 is a deficient number, since it is larger than the sum of its proper divisors (71643113).

50221330111 is an equidigital number, since it uses as much as digits as its factorization.

50221330111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71643112.

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 50221330111 its reverse (11103312205), we get a palindrome (61324642316).

The spelling of 50221330111 in words is "fifty billion, two hundred twenty-one million, three hundred thirty thousand, one hundred eleven".