213441222144289 has 2 divisors, whose sum is σ = 213441222144290. Its totient is φ = 213441222144288.

The previous prime is 213441222144287. The next prime is 213441222144343. The reversal of 213441222144289 is 982441222144312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198510262460689 + 14930959683600 = 14089367^2 + 3864060^2 .

It is a cyclic number.

It is not a de Polignac number, because 213441222144289 - 2¹ = 213441222144287 is a prime.

Together with 213441222144287, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (213441222144287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106720611072144 + 106720611072145.

It is an arithmetic number, because the mean of its divisors is an integer number (106720611072145).

Almost surely, 2^{213441222144289} is an apocalyptic number.

It is an amenable number.

213441222144289 is a deficient number, since it is larger than the sum of its proper divisors (1).

213441222144289 is an equidigital number, since it uses as much as digits as its factorization.

213441222144289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1769472, while the sum is 49.

The spelling of 213441222144289 in words is "two hundred thirteen trillion, four hundred forty-one billion, two hundred twenty-two million, one hundred forty-four thousand, two hundred eighty-nine".