2213133113 has 4 divisors (see below), whose sum is σ = 2217106980. Its totient is φ = 2209159248.

The previous prime is 2213133089. The next prime is 2213133149. The reversal of 2213133113 is 3113313122.

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 499835449 + 1713297664 = 22357^2 + 41392^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2213133113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2213133913) 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, 1986098 + ... + 1987211.

It is an arithmetic number, because the mean of its divisors is an integer number (554276745).

Almost surely, 2^2213133113 is an apocalyptic number.

It is an amenable number.

2213133113 is a deficient number, since it is larger than the sum of its proper divisors (3973867).

2213133113 is an equidigital number, since it uses as much as digits as its factorization.

2213133113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3973866.

The product of its digits is 324, while the sum is 20.

The square root of 2213133113 is about 47043.9487394500. The cubic root of 2213133113 is about 1303.1743162737.

Adding to 2213133113 its reverse (3113313122), we get a palindrome (5326446235).

Subtracting 2213133113 from its reverse (3113313122), we obtain a square (900180009 = 30003²).

The spelling of 2213133113 in words is "two billion, two hundred thirteen million, one hundred thirty-three thousand, one hundred thirteen".