1103221103303 has 4 divisors (see below), whose sum is σ = 1203513930888. Its totient is φ = 1002928275720.

The previous prime is 1103221103291. The next prime is 1103221103333. The reversal of 1103221103303 is 3033011223011.

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

It is a cyclic number.

It is not a de Polignac number, because 1103221103303 - 2⁶ = 1103221103239 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 (1103221103333) 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, 50146413776 + ... + 50146413797.

It is an arithmetic number, because the mean of its divisors is an integer number (300878482722).

Almost surely, 2^{1103221103303} is an apocalyptic number.

1103221103303 is a deficient number, since it is larger than the sum of its proper divisors (100292827585).

1103221103303 is a wasteful number, since it uses less digits than its factorization.

1103221103303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100292827584.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1103221103303 its reverse (3033011223011), we get a palindrome (4136232326314).

The spelling of 1103221103303 in words is "one trillion, one hundred three billion, two hundred twenty-one million, one hundred three thousand, three hundred three".