2103320443003 has 4 divisors (see below), whose sum is σ = 2265114323248. Its totient is φ = 1941526562760.

The previous prime is 2103320442967. The next prime is 2103320443013. The reversal of 2103320443003 is 3003440233012.

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 2103320443003 - 2³³ = 2094730508411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103320443013) 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, 80896940103 + ... + 80896940128.

It is an arithmetic number, because the mean of its divisors is an integer number (566278580812).

Almost surely, 2^{2103320443003} is an apocalyptic number.

2103320443003 is a deficient number, since it is larger than the sum of its proper divisors (161793880245).

2103320443003 is a wasteful number, since it uses less digits than its factorization.

2103320443003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161793880244.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 2103320443003 its reverse (3003440233012), we get a palindrome (5106760676015).

The spelling of 2103320443003 in words is "two trillion, one hundred three billion, three hundred twenty million, four hundred forty-three thousand, three".