100560111005 has 16 divisors (see below), whose sum is σ = 122975079984. Its totient is φ = 78913436160.

The previous prime is 100560110983. The next prime is 100560111023. The reversal of 100560111005 is 500111065001.

It can be written as a sum of positive squares in 8 ways, for example, as 1806420004 + 98753691001 = 42502^2 + 314251^2 .

It is not a de Polignac number, because 100560111005 - 2¹⁰ = 100560109981 is a prime.

It is a super-2 number, since 2×100560111005² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1292777 + ... + 1368353.

It is an arithmetic number, because the mean of its divisors is an integer number (7685942499).

Almost surely, 2^100560111005 is an apocalyptic number.

It is an amenable number.

100560111005 is a deficient number, since it is larger than the sum of its proper divisors (22414968979).

100560111005 is an equidigital number, since it uses as much as digits as its factorization.

100560111005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80656.

The product of its (nonzero) digits is 150, while the sum is 20.

Adding to 100560111005 its reverse (500111065001), we get a palindrome (600671176006).

The spelling of 100560111005 in words is "one hundred billion, five hundred sixty million, one hundred eleven thousand, five".