2103310321 has 8 divisors (see below), whose sum is σ = 2404457024. Its totient is φ = 1802332080.

The previous prime is 2103310309. The next prime is 2103310327. The reversal of 2103310321 is 1230133012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2103310321 - 2⁹ = 2103309809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2103310295 and 2103310304.

It is not an unprimeable number, because it can be changed into a prime (2103310327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14115 + ... + 66376.

It is an arithmetic number, because the mean of its divisors is an integer number (300557128).

Almost surely, 2^2103310321 is an apocalyptic number.

It is an amenable number.

2103310321 is a deficient number, since it is larger than the sum of its proper divisors (301146703).

2103310321 is an equidigital number, since it uses as much as digits as its factorization.

2103310321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84231.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2103310321 is about 45861.8612901832. The cubic root of 2103310321 is about 1281.2516892113.

Adding to 2103310321 its reverse (1230133012), we get a palindrome (3333443333).

The spelling of 2103310321 in words is "two billion, one hundred three million, three hundred ten thousand, three hundred twenty-one".