5105011011 has 4 divisors (see below), whose sum is σ = 6806681352. Its totient is φ = 3403340672.

The previous prime is 5105011007. The next prime is 5105011013. The reversal of 5105011011 is 1101105015.

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 5105011011 - 2² = 5105011007 is a prime.

It is a super-2 number, since 2×5105011011² = 52122274844862484242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5105011013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 850835166 + ... + 850835171.

It is an arithmetic number, because the mean of its divisors is an integer number (1701670338).

Almost surely, 2^5105011011 is an apocalyptic number.

5105011011 is a deficient number, since it is larger than the sum of its proper divisors (1701670341).

5105011011 is a wasteful number, since it uses less digits than its factorization.

5105011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701670340.

The product of its (nonzero) digits is 25, while the sum is 15.

The square root of 5105011011 is about 71449.3597662008. The cubic root of 5105011011 is about 1721.8641915042.

Adding to 5105011011 its reverse (1101105015), we get a palindrome (6206116026).

The spelling of 5105011011 in words is "five billion, one hundred five million, eleven thousand, eleven".