2103220033 has 4 divisors (see below), whose sum is σ = 2109461380. Its totient is φ = 2096978688.

The previous prime is 2103220001. The next prime is 2103220039. The reversal of 2103220033 is 3300223012.

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

It can be written as a sum of positive squares in 2 ways, for example, as 343249729 + 1759970304 = 18527^2 + 41952^2 .

It is a cyclic number.

It is not a de Polignac number, because 2103220033 - 2⁵ = 2103220001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2103219989 and 2103220016.

It is not an unprimeable number, because it can be changed into a prime (2103220039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3120168 + ... + 3120841.

It is an arithmetic number, because the mean of its divisors is an integer number (527365345).

Almost surely, 2^2103220033 is an apocalyptic number.

It is an amenable number.

2103220033 is a deficient number, since it is larger than the sum of its proper divisors (6241347).

2103220033 is an equidigital number, since it uses as much as digits as its factorization.

2103220033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6241346.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 2103220033 is about 45860.8769323047. The cubic root of 2103220033 is about 1281.2333556815.

Adding to 2103220033 its reverse (3300223012), we get a palindrome (5403443045).

The spelling of 2103220033 in words is "two billion, one hundred three million, two hundred twenty thousand, thirty-three".