11103321101 has 4 divisors (see below), whose sum is σ = 11108653632. Its totient is φ = 11097988572.

The previous prime is 11103321071. The next prime is 11103321109. The reversal of 11103321101 is 10112330111.

It is a happy number.

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 11103321101 - 2⁶ = 11103321037 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 (11103321109) 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, 2663141 + ... + 2667306.

It is an arithmetic number, because the mean of its divisors is an integer number (2777163408).

Almost surely, 2^11103321101 is an apocalyptic number.

It is an amenable number.

11103321101 is a deficient number, since it is larger than the sum of its proper divisors (5332531).

11103321101 is an equidigital number, since it uses as much as digits as its factorization.

11103321101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5332530.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11103321101 its reverse (10112330111), we get a palindrome (21215651212).

The spelling of 11103321101 in words is "eleven billion, one hundred three million, three hundred twenty-one thousand, one hundred one".