213422224313 has 16 divisors (see below), whose sum is σ = 230318848656. Its totient is φ = 197010677760.

The previous prime is 213422224277. The next prime is 213422224319. The reversal of 213422224313 is 313422224312.

It can be written as a sum of positive squares in 8 ways, for example, as 102481936384 + 110940287929 = 320128^2 + 333077^2 .

It is a cyclic number.

It is not a de Polignac number, because 213422224313 - 2²⁸ = 213153788857 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (213422224319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2700995 + ... + 2778887.

It is an arithmetic number, because the mean of its divisors is an integer number (14394928041).

Almost surely, 2^213422224313 is an apocalyptic number.

It is an amenable number.

213422224313 is a deficient number, since it is larger than the sum of its proper divisors (16896624343).

213422224313 is a wasteful number, since it uses less digits than its factorization.

213422224313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81004.

The product of its digits is 13824, while the sum is 29.

Adding to 213422224313 its reverse (313422224312), we get a palindrome (526844448625).

Subtracting 213422224313 from its reverse (313422224312), we obtain a palindrome (99999999999).

The spelling of 213422224313 in words is "two hundred thirteen billion, four hundred twenty-two million, two hundred twenty-four thousand, three hundred thirteen".