1103113110221 has 8 divisors (see below), whose sum is σ = 1105863519360. Its totient is φ = 1100362961952.

The previous prime is 1103113110149. The next prime is 1103113110227. The reversal of 1103113110221 is 1220113113011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103113110221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1103113110221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103113110227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10542266 + ... + 10646388.

It is an arithmetic number, because the mean of its divisors is an integer number (138232939920).

Almost surely, 2^{1103113110221} is an apocalyptic number.

It is an amenable number.

1103113110221 is a deficient number, since it is larger than the sum of its proper divisors (2750409139).

1103113110221 is a wasteful number, since it uses less digits than its factorization.

1103113110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130435.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1103113110221 its reverse (1220113113011), we get a palindrome (2323226223232).

The spelling of 1103113110221 in words is "one trillion, one hundred three billion, one hundred thirteen million, one hundred ten thousand, two hundred twenty-one".