213311211343 has 2 divisors, whose sum is σ = 213311211344. Its totient is φ = 213311211342.

The previous prime is 213311211331. The next prime is 213311211367. The reversal of 213311211343 is 343112113312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213311211343 - 2³³ = 204721276751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213311251343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106655605671 + 106655605672.

It is an arithmetic number, because the mean of its divisors is an integer number (106655605672).

Almost surely, 2^213311211343 is an apocalyptic number.

213311211343 is a deficient number, since it is larger than the sum of its proper divisors (1).

213311211343 is an equidigital number, since it uses as much as digits as its factorization.

213311211343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 25.

Adding to 213311211343 its reverse (343112113312), we get a palindrome (556423324655).

The spelling of 213311211343 in words is "two hundred thirteen billion, three hundred eleven million, two hundred eleven thousand, three hundred forty-three".