50111110510105 has 4 divisors (see below), whose sum is σ = 60133332612132. Its totient is φ = 40088888408080.

The previous prime is 50111110510091. The next prime is 50111110510189. The reversal of 50111110510105 is 50101501111105.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16497796815504 + 33613313694601 = 4061748^2 + 5797699^2 .

It is not a de Polignac number, because 50111110510105 - 2⁵ = 50111110510073 is a prime.

It is a super-2 number, since 2×50111110510105² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5011111051006 + ... + 5011111051015.

It is an arithmetic number, because the mean of its divisors is an integer number (15033333153033).

Almost surely, 2^{50111110510105} is an apocalyptic number.

It is an amenable number.

50111110510105 is a deficient number, since it is larger than the sum of its proper divisors (10022222102027).

50111110510105 is a wasteful number, since it uses less digits than its factorization.

50111110510105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10022222102026.

The product of its (nonzero) digits is 125, while the sum is 22.

The spelling of 50111110510105 in words is "fifty trillion, one hundred eleven billion, one hundred ten million, five hundred ten thousand, one hundred five".