56056105110111 has 4 divisors (see below), whose sum is σ = 74741473480152. Its totient is φ = 37370736740072.

The previous prime is 56056105110041. The next prime is 56056105110121. The reversal of 56056105110111 is 11101150165065.

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 56056105110111 - 2³⁴ = 56038925240927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56056105110121) 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, 9342684185016 + ... + 9342684185021.

It is an arithmetic number, because the mean of its divisors is an integer number (18685368370038).

Almost surely, 2^{56056105110111} is an apocalyptic number.

56056105110111 is a deficient number, since it is larger than the sum of its proper divisors (18685368370041).

56056105110111 is a wasteful number, since it uses less digits than its factorization.

56056105110111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18685368370040.

The product of its (nonzero) digits is 4500, while the sum is 33.

Adding to 56056105110111 its reverse (11101150165065), we get a palindrome (67157255275176).

The spelling of 56056105110111 in words is "fifty-six trillion, fifty-six billion, one hundred five million, one hundred ten thousand, one hundred eleven".