52111011125 has 32 divisors (see below), whose sum is σ = 66344559840. Its totient is φ = 40851033600.

The previous prime is 52111011109. The next prime is 52111011137.

52111011125 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 16 ways, for example, as 20655150961 + 31455860164 = 143719^2 + 177358^2 .

It is not a de Polignac number, because 52111011125 - 2⁴ = 52111011109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52111011097 and 52111011106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5805641 + ... + 5814609.

It is an arithmetic number, because the mean of its divisors is an integer number (2073267495).

Almost surely, 2^52111011125 is an apocalyptic number.

It is an amenable number.

52111011125 is a deficient number, since it is larger than the sum of its proper divisors (14233548715).

52111011125 is an equidigital number, since it uses as much as digits as its factorization.

52111011125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9914 (or 9904 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 20.

It can be divided in two parts, 521110 and 11125, that added together give a palindrome (532235).

The spelling of 52111011125 in words is "fifty-two billion, one hundred eleven million, eleven thousand, one hundred twenty-five".