2133301213 has 4 divisors (see below), whose sum is σ = 2133393948. Its totient is φ = 2133208480.

The previous prime is 2133301207. The next prime is 2133301229. The reversal of 2133301213 is 3121033312.

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 can be written as a sum of positive squares in 2 ways, for example, as 1240307524 + 892993689 = 35218^2 + 29883^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133301213 - 2¹³ = 2133293021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133301013) 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, 17073 + ... + 67513.

It is an arithmetic number, because the mean of its divisors is an integer number (533348487).

Almost surely, 2^2133301213 is an apocalyptic number.

It is an amenable number.

2133301213 is a deficient number, since it is larger than the sum of its proper divisors (92735).

2133301213 is an equidigital number, since it uses as much as digits as its factorization.

2133301213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92734.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 2133301213 is about 46187.6738210532. The cubic root of 2133301213 is about 1287.3127186416.

Adding to 2133301213 its reverse (3121033312), we get a palindrome (5254334525).

The spelling of 2133301213 in words is "two billion, one hundred thirty-three million, three hundred one thousand, two hundred thirteen".