100005500001 has 32 divisors (see below), whose sum is σ = 152396107776. Its totient is φ = 57778776000.

The previous prime is 100005499981. The next prime is 100005500039.

100005500001 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 100005500001 - 2⁵ = 100005499969 is a prime.

It is a super-2 number, since 2×100005500001² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100005500001.

It is not an unprimeable number, because it can be changed into a prime (100005500081) 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 31 ways as a sum of consecutive naturals, for example, 660990 + ... + 798071.

It is an arithmetic number, because the mean of its divisors is an integer number (4762378368).

Almost surely, 2^100005500001 is an apocalyptic number.

100005500001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100005500001 is a deficient number, since it is larger than the sum of its proper divisors (52390607775).

100005500001 is a wasteful number, since it uses less digits than its factorization.

100005500001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459173.

The product of its (nonzero) digits is 25, while the sum is 12.

It can be divided in two parts, 100005 and 500001, that added together give a palindrome (600006).

The spelling of 100005500001 in words is "one hundred billion, five million, five hundred thousand, one".