213034343329 has 2 divisors, whose sum is σ = 213034343330. Its totient is φ = 213034343328.

The previous prime is 213034343287. The next prime is 213034343381. The reversal of 213034343329 is 923343430312.

It is a happy number.

213034343329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153899290000 + 59135053329 = 392300^2 + 243177^2 .

It is a cyclic number.

It is not a de Polignac number, because 213034343329 - 2¹¹ = 213034341281 is a prime.

It is not a weakly prime, because it can be changed into another prime (213034343429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106517171664 + 106517171665.

It is an arithmetic number, because the mean of its divisors is an integer number (106517171665).

Almost surely, 2^213034343329 is an apocalyptic number.

It is an amenable number.

213034343329 is a deficient number, since it is larger than the sum of its proper divisors (1).

213034343329 is an equidigital number, since it uses as much as digits as its factorization.

213034343329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 37.

The spelling of 213034343329 in words is "two hundred thirteen billion, thirty-four million, three hundred forty-three thousand, three hundred twenty-nine".