1001100108911 has 4 divisors (see below), whose sum is σ = 1144114410192. Its totient is φ = 858085807632.

The previous prime is 1001100108901. The next prime is 1001100108913. The reversal of 1001100108911 is 1198010011001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1001100108911 - 2³⁴ = 983920239727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001100108913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71507150630 + ... + 71507150643.

It is an arithmetic number, because the mean of its divisors is an integer number (286028602548).

Almost surely, 2^{1001100108911} is an apocalyptic number.

1001100108911 is a deficient number, since it is larger than the sum of its proper divisors (143014301281).

1001100108911 is an equidigital number, since it uses as much as digits as its factorization.

1001100108911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143014301280.

The product of its (nonzero) digits is 72, while the sum is 23.

Adding to 1001100108911 its reverse (1198010011001), we get a palindrome (2199110119912).

The spelling of 1001100108911 in words is "one trillion, one billion, one hundred million, one hundred eight thousand, nine hundred eleven".