1110221103 has 4 divisors (see below), whose sum is σ = 1480294808. Its totient is φ = 740147400.

The previous prime is 1110221087. The next prime is 1110221141. The reversal of 1110221103 is 3011220111.

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

It is not a de Polignac number, because 1110221103 - 2⁴ = 1110221087 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 (1110221143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185036848 + ... + 185036853.

It is an arithmetic number, because the mean of its divisors is an integer number (370073702).

Almost surely, 2^1110221103 is an apocalyptic number.

1110221103 is a deficient number, since it is larger than the sum of its proper divisors (370073705).

1110221103 is an equidigital number, since it uses as much as digits as its factorization.

1110221103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370073704.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1110221103 is about 33319.9805372092. The cubic root of 1110221103 is about 1035.4675485666.

Adding to 1110221103 its reverse (3011220111), we get a palindrome (4121441214).

The spelling of 1110221103 in words is "one billion, one hundred ten million, two hundred twenty-one thousand, one hundred three".