5105510510011 has 4 divisors (see below), whose sum is σ = 5138029685392. Its totient is φ = 5072991334632.

The previous prime is 5105510509969. The next prime is 5105510510039. The reversal of 5105510510011 is 1100150155015.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5105510510011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5105510510411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16259587455 + ... + 16259587768.

It is an arithmetic number, because the mean of its divisors is an integer number (1284507421348).

Almost surely, 2^{5105510510011} is an apocalyptic number.

5105510510011 is a deficient number, since it is larger than the sum of its proper divisors (32519175381).

5105510510011 is a wasteful number, since it uses less digits than its factorization.

5105510510011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32519175380.

The product of its (nonzero) digits is 625, while the sum is 25.

Adding to 5105510510011 its reverse (1100150155015), we get a palindrome (6205660665026).

The spelling of 5105510510011 in words is "five trillion, one hundred five billion, five hundred ten million, five hundred ten thousand, eleven".