2103330133 has 4 divisors (see below), whose sum is σ = 2121943788. Its totient is φ = 2084716480.

The previous prime is 2103330113. The next prime is 2103330149. The reversal of 2103330133 is 3310333012.

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 893890404 + 1209439729 = 29898^2 + 34777^2 .

It is a cyclic number.

It is not a de Polignac number, because 2103330133 - 2²¹ = 2101232981 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2103330133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103330113) 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, 9306658 + ... + 9306883.

It is an arithmetic number, because the mean of its divisors is an integer number (530485947).

Almost surely, 2^2103330133 is an apocalyptic number.

It is an amenable number.

2103330133 is a deficient number, since it is larger than the sum of its proper divisors (18613655).

2103330133 is a wasteful number, since it uses less digits than its factorization.

2103330133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18613654.

The product of its (nonzero) digits is 486, while the sum is 19.

The square root of 2103330133 is about 45862.0772861413. The cubic root of 2103330133 is about 1281.2557120888.

Adding to 2103330133 its reverse (3310333012), we get a palindrome (5413663145).

The spelling of 2103330133 in words is "two billion, one hundred three million, three hundred thirty thousand, one hundred thirty-three".