1120321003103 has 4 divisors (see below), whose sum is σ = 1124144624568. Its totient is φ = 1116497381640.

The previous prime is 1120321003093. The next prime is 1120321003187. The reversal of 1120321003103 is 3013001230211.

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 1120321003103 - 2³² = 1116026035807 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 (1120321005103) 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, 1911810293 + ... + 1911810878.

It is an arithmetic number, because the mean of its divisors is an integer number (281036156142).

Almost surely, 2^{1120321003103} is an apocalyptic number.

1120321003103 is a deficient number, since it is larger than the sum of its proper divisors (3823621465).

1120321003103 is an equidigital number, since it uses as much as digits as its factorization.

1120321003103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3823621464.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1120321003103 its reverse (3013001230211), we get a palindrome (4133322233314).

The spelling of 1120321003103 in words is "one trillion, one hundred twenty billion, three hundred twenty-one million, three thousand, one hundred three".