11100109101 has 4 divisors (see below), whose sum is σ = 14800145472. Its totient is φ = 7400072732.

The previous prime is 11100109063. The next prime is 11100109109. The reversal of 11100109101 is 10190100111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11100109101 - 2⁶ = 11100109037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100109109) 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, 1850018181 + ... + 1850018186.

It is an arithmetic number, because the mean of its divisors is an integer number (3700036368).

Almost surely, 2^11100109101 is an apocalyptic number.

It is an amenable number.

11100109101 is a deficient number, since it is larger than the sum of its proper divisors (3700036371).

11100109101 is an equidigital number, since it uses as much as digits as its factorization.

11100109101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3700036370.

The product of its (nonzero) digits is 9, while the sum is 15.

Adding to 11100109101 its reverse (10190100111), we get a palindrome (21290209212).

It can be divided in two parts, 1110010 and 9101, that added together give a palindrome (1119111).

The spelling of 11100109101 in words is "eleven billion, one hundred million, one hundred nine thousand, one hundred one".