105011105050111 has 4 divisors (see below), whose sum is σ = 113088882361672. Its totient is φ = 96933327738552.

The previous prime is 105011105050079. The next prime is 105011105050157. The reversal of 105011105050111 is 111050501110501.

It is a happy number.

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 105011105050111 - 2⁵ = 105011105050079 is a prime.

It is a super-2 number, since 2×105011105050111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105011103050111) 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, 4038888655761 + ... + 4038888655786.

It is an arithmetic number, because the mean of its divisors is an integer number (28272220590418).

Almost surely, 2^{105011105050111} is an apocalyptic number.

105011105050111 is a deficient number, since it is larger than the sum of its proper divisors (8077777311561).

105011105050111 is an equidigital number, since it uses as much as digits as its factorization.

105011105050111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8077777311560.

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

Adding to 105011105050111 its reverse (111050501110501), we get a palindrome (216061606160612).

The spelling of 105011105050111 in words is "one hundred five trillion, eleven billion, one hundred five million, fifty thousand, one hundred eleven".