100110550561 has 8 divisors (see below), whose sum is σ = 115860312320. Its totient is φ = 84722852448.

The previous prime is 100110550549. The next prime is 100110550613. The reversal of 100110550561 is 165055011001.

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 100110550561 - 2²⁹ = 99573679649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100110550261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90515316 + ... + 90516421.

It is an arithmetic number, because the mean of its divisors is an integer number (14482539040).

Almost surely, 2^100110550561 is an apocalyptic number.

It is an amenable number.

100110550561 is a deficient number, since it is larger than the sum of its proper divisors (15749761759).

100110550561 is an equidigital number, since it uses as much as digits as its factorization.

100110550561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181031823.

The product of its (nonzero) digits is 750, while the sum is 25.

Adding to 100110550561 its reverse (165055011001), we get a palindrome (265165561562).

The spelling of 100110550561 in words is "one hundred billion, one hundred ten million, five hundred fifty thousand, five hundred sixty-one".