52805101121 has 4 divisors (see below), whose sum is σ = 53289551700. Its totient is φ = 52320650544.

The previous prime is 52805101117. The next prime is 52805101171. The reversal of 52805101121 is 12110150825.

52805101121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 33806338225 + 18998762896 = 183865^2 + 137836^2 .

It is a cyclic number.

It is not a de Polignac number, because 52805101121 - 2² = 52805101117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52805101171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242225126 + ... + 242225343.

It is an arithmetic number, because the mean of its divisors is an integer number (13322387925).

Almost surely, 2^52805101121 is an apocalyptic number.

It is an amenable number.

52805101121 is a deficient number, since it is larger than the sum of its proper divisors (484450579).

52805101121 is a wasteful number, since it uses less digits than its factorization.

52805101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484450578.

The product of its (nonzero) digits is 800, while the sum is 26.

Adding to 52805101121 its reverse (12110150825), we get a palindrome (64915251946).

The spelling of 52805101121 in words is "fifty-two billion, eight hundred five million, one hundred one thousand, one hundred twenty-one".