5105551110111 has 12 divisors (see below), whose sum is σ = 7374806514192. Its totient is φ = 3403644627456.

The previous prime is 5105551110089. The next prime is 5105551110151. The reversal of 5105551110111 is 1110111555015.

5105551110111 is a `hidden beast` number, since 5 + 1 + 0 + 5 + 551 + 1 + 101 + 1 + 1 = 666.

It is not a de Polignac number, because 5105551110111 - 2⁶ = 5105551110047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5105551110151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4096011 + ... + 5195036.

It is an arithmetic number, because the mean of its divisors is an integer number (614567209516).

Almost surely, 2^{5105551110111} is an apocalyptic number.

5105551110111 is a deficient number, since it is larger than the sum of its proper divisors (2269255404081).

5105551110111 is a wasteful number, since it uses less digits than its factorization.

5105551110111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9352110 (or 9352107 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 27.

Adding to 5105551110111 its reverse (1110111555015), we get a palindrome (6215662665126).

The spelling of 5105551110111 in words is "five trillion, one hundred five billion, five hundred fifty-one million, one hundred ten thousand, one hundred eleven".