100055101101005 has 4 divisors (see below), whose sum is σ = 120066121321212. Its totient is φ = 80044080880800.

The previous prime is 100055101100989. The next prime is 100055101101019. The reversal of 100055101101005 is 500101101550001.

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 12119957965129 + 87935143135876 = 3481373^2 + 9377374^2 .

It is not a de Polignac number, because 100055101101005 - 2⁴ = 100055101100989 is a prime.

It is a super-2 number, since 2×100055101101005² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent 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, 10005510110096 + ... + 10005510110105.

It is an arithmetic number, because the mean of its divisors is an integer number (30016530330303).

Almost surely, 2^{100055101101005} is an apocalyptic number.

It is an amenable number.

100055101101005 is a deficient number, since it is larger than the sum of its proper divisors (20011020220207).

100055101101005 is an equidigital number, since it uses as much as digits as its factorization.

100055101101005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20011020220206.

The product of its (nonzero) digits is 125, while the sum is 20.

Adding to 100055101101005 its reverse (500101101550001), we get a palindrome (600156202651006).

The spelling of 100055101101005 in words is "one hundred trillion, fifty-five billion, one hundred one million, one hundred one thousand, five".