11101001102111 has 4 divisors (see below), whose sum is σ = 11101010075400. Its totient is φ = 11100992128824.

The previous prime is 11101001102083. The next prime is 11101001102123. The reversal of 11101001102111 is 11120110010111.

It is a happy number.

11101001102111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11101001102111 - 2²² = 11100996907807 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11101001102092 and 11101001102101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101001102131) 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, 2263916 + ... + 5227553.

It is an arithmetic number, because the mean of its divisors is an integer number (2775252518850).

Almost surely, 2^{11101001102111} is an apocalyptic number.

11101001102111 is a deficient number, since it is larger than the sum of its proper divisors (8973289).

11101001102111 is an equidigital number, since it uses as much as digits as its factorization.

11101001102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8973288.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 11101001102111 its reverse (11120110010111), we get a palindrome (22221111112222).

The spelling of 11101001102111 in words is "eleven trillion, one hundred one billion, one million, one hundred two thousand, one hundred eleven".