1103330304221 has 4 divisors (see below), whose sum is σ = 1113452600700. Its totient is φ = 1093208007744.

The previous prime is 1103330304179. The next prime is 1103330304259. The reversal of 1103330304221 is 1224030333011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 960341200900 + 142989103321 = 979970^2 + 378139^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103330304221 - 2¹⁴ = 1103330287837 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 (1103330364221) 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, 5061148076 + ... + 5061148293.

It is an arithmetic number, because the mean of its divisors is an integer number (278363150175).

Almost surely, 2^{1103330304221} is an apocalyptic number.

It is an amenable number.

1103330304221 is a deficient number, since it is larger than the sum of its proper divisors (10122296479).

1103330304221 is a wasteful number, since it uses less digits than its factorization.

1103330304221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10122296478.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1103330304221 its reverse (1224030333011), we get a palindrome (2327360637232).

The spelling of 1103330304221 in words is "one trillion, one hundred three billion, three hundred thirty million, three hundred four thousand, two hundred twenty-one".