2103220003 has 4 divisors (see below), whose sum is σ = 2103311728. Its totient is φ = 2103128280.

The previous prime is 2103220001. The next prime is 2103220039. The reversal of 2103220003 is 3000223012.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2103220003 - 2¹ = 2103220001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103220001) 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, 22450 + ... + 68632.

It is an arithmetic number, because the mean of its divisors is an integer number (525827932).

Almost surely, 2^2103220003 is an apocalyptic number.

2103220003 is a deficient number, since it is larger than the sum of its proper divisors (91725).

2103220003 is an equidigital number, since it uses as much as digits as its factorization.

2103220003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91724.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2103220003 is about 45860.8766052286. The cubic root of 2103220003 is about 1281.2333495897.

Adding to 2103220003 its reverse (3000223012), we get a palindrome (5103443015).

The spelling of 2103220003 in words is "two billion, one hundred three million, two hundred twenty thousand, three".