100550505611 has 2 divisors, whose sum is σ = 100550505612. Its totient is φ = 100550505610.

The previous prime is 100550505589. The next prime is 100550505619. The reversal of 100550505611 is 116505055001.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (116505055001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100550505611 - 2³⁰ = 99476763787 is a prime.

It is a super-2 number, since 2×100550505611² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100550505619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50275252805 + 50275252806.

It is an arithmetic number, because the mean of its divisors is an integer number (50275252806).

Almost surely, 2^100550505611 is an apocalyptic number.

100550505611 is a deficient number, since it is larger than the sum of its proper divisors (1).

100550505611 is an equidigital number, since it uses as much as digits as its factorization.

100550505611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 100550505611 in words is "one hundred billion, five hundred fifty million, five hundred five thousand, six hundred eleven".