105500111005 has 8 divisors (see below), whose sum is σ = 127307397600. Its totient is φ = 83928579216.

The previous prime is 105500110993. The next prime is 105500111009. The reversal of 105500111005 is 500111005501.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 105500111005 - 2⁹ = 105500110493 is a prime.

It is a super-2 number, since 2×105500111005² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105500111009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58937715 + ... + 58939504.

It is an arithmetic number, because the mean of its divisors is an integer number (15913424700).

Almost surely, 2^105500111005 is an apocalyptic number.

It is an amenable number.

105500111005 is a deficient number, since it is larger than the sum of its proper divisors (21807286595).

105500111005 is a wasteful number, since it uses less digits than its factorization.

105500111005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117877403.

The product of its (nonzero) digits is 125, while the sum is 19.

Adding to 105500111005 its reverse (500111005501), we get a palindrome (605611116506).

The spelling of 105500111005 in words is "one hundred five billion, five hundred million, one hundred eleven thousand, five".