2013213443 has 2 divisors, whose sum is σ = 2013213444. Its totient is φ = 2013213442.

The previous prime is 2013213413. The next prime is 2013213467. The reversal of 2013213443 is 3443123102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2013213443 - 2¹⁰ = 2013212419 is a prime.

It is not a weakly prime, because it can be changed into another prime (2013213413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006606721 + 1006606722.

It is an arithmetic number, because the mean of its divisors is an integer number (1006606722).

Almost surely, 2^2013213443 is an apocalyptic number.

2013213443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013213443 is an equidigital number, since it uses as much as digits as its factorization.

2013213443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2013213443 is about 44868.8471325039. The cubic root of 2013213443 is about 1262.6896109425.

Adding to 2013213443 its reverse (3443123102), we get a palindrome (5456336545).

The spelling of 2013213443 in words is "two billion, thirteen million, two hundred thirteen thousand, four hundred forty-three".