50820111 has 6 divisors (see below), whose sum is σ = 73406840. Its totient is φ = 33880068.

The previous prime is 50820083. The next prime is 50820169. The reversal of 50820111 is 11102805.

50820111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50820111 - 2⁶ = 50820047 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 (50820311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2823331 + ... + 2823348.

Almost surely, 2^50820111 is an apocalyptic number.

50820111 is a deficient number, since it is larger than the sum of its proper divisors (22586729).

50820111 is a wasteful number, since it uses less digits than its factorization.

50820111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5646685 (or 5646682 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 50820111 is about 7128.8225535498. The cubic root of 50820111 is about 370.4064464628.

Adding to 50820111 its reverse (11102805), we get a palindrome (61922916).

The spelling of 50820111 in words is "fifty million, eight hundred twenty thousand, one hundred eleven".