222213213021313 has 4 divisors (see below), whose sum is σ = 222213338376660. Its totient is φ = 222213087665968.

The previous prime is 222213213021221. The next prime is 222213213021383. The reversal of 222213213021313 is 313120312312222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 116049514026384 + 106163698994929 = 10772628^2 + 10303577^2 .

It is a cyclic number.

It is not a de Polignac number, because 222213213021313 - 2⁹ = 222213213020801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222213213021383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59979970 + ... + 63576907.

It is an arithmetic number, because the mean of its divisors is an integer number (55553334594165).

Almost surely, 2^{222213213021313} is an apocalyptic number.

It is an amenable number.

222213213021313 is a deficient number, since it is larger than the sum of its proper divisors (125355347).

222213213021313 is a wasteful number, since it uses less digits than its factorization.

222213213021313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125355346.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 222213213021313 its reverse (313120312312222), we get a palindrome (535333525333535).

The spelling of 222213213021313 in words is "two hundred twenty-two trillion, two hundred thirteen billion, two hundred thirteen million, twenty-one thousand, three hundred thirteen".