322203230213 has 4 divisors (see below), whose sum is σ = 341156361420. Its totient is φ = 303250099008.

The previous prime is 322203230149. The next prime is 322203230227. The reversal of 322203230213 is 312032302223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 312032302223 = 61 ⋅5115283643.

It can be written as a sum of positive squares in 2 ways, for example, as 280865021089 + 41338209124 = 529967^2 + 203318^2 .

It is a cyclic number.

It is not a de Polignac number, because 322203230213 - 2⁶ = 322203230149 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322203230273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9476565578 + ... + 9476565611.

It is an arithmetic number, because the mean of its divisors is an integer number (85289090355).

Almost surely, 2^322203230213 is an apocalyptic number.

It is an amenable number.

322203230213 is a deficient number, since it is larger than the sum of its proper divisors (18953131207).

322203230213 is a wasteful number, since it uses less digits than its factorization.

322203230213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18953131206.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 322203230213 its reverse (312032302223), we get a palindrome (634235532436).

The spelling of 322203230213 in words is "three hundred twenty-two billion, two hundred three million, two hundred thirty thousand, two hundred thirteen".