2103321303 has 16 divisors (see below), whose sum is σ = 3126678240. Its totient is φ = 1397423232.

The previous prime is 2103321293. The next prime is 2103321313. The reversal of 2103321303 is 3031233012.

It is an interprime number because it is at equal distance from previous prime (2103321293) and next prime (2103321313).

It is not a de Polignac number, because 2103321303 - 2¹⁴ = 2103304919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103321313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125026 + ... + 140847.

It is an arithmetic number, because the mean of its divisors is an integer number (195417390).

Almost surely, 2^2103321303 is an apocalyptic number.

2103321303 is a deficient number, since it is larger than the sum of its proper divisors (1023356937).

2103321303 is a wasteful number, since it uses less digits than its factorization.

2103321303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266175 (or 266169 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 2103321303 is about 45861.9810191405. The cubic root of 2103321303 is about 1281.2539191377.

Adding to 2103321303 its reverse (3031233012), we get a palindrome (5134554315).

The spelling of 2103321303 in words is "two billion, one hundred three million, three hundred twenty-one thousand, three hundred three".