11101111102 has 8 divisors (see below), whose sum is σ = 16660806336. Its totient is φ = 5547508992.

The previous prime is 11101111093. The next prime is 11101111117. The reversal of 11101111102 is 20111110111.

11101111102 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1518723 + ... + 1526014.

It is an arithmetic number, because the mean of its divisors is an integer number (2082600792).

Almost surely, 2^11101111102 is an apocalyptic number.

11101111102 is a deficient number, since it is larger than the sum of its proper divisors (5559695234).

11101111102 is a wasteful number, since it uses less digits than its factorization.

11101111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3046562.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 11101111102 its reverse (20111110111), we get a palindrome (31212221213).

Subtracting 11101111102 from its reverse (20111110111), we obtain a palindrome (9009999009).

The spelling of 11101111102 in words is "eleven billion, one hundred one million, one hundred eleven thousand, one hundred two".