222311313 has 12 divisors (see below), whose sum is σ = 366990208. Its totient is φ = 127035000.

The previous prime is 222311311. The next prime is 222311317. The reversal of 222311313 is 313113222.

It is not a de Polignac number, because 222311313 - 2¹ = 222311311 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (222311311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1764313 + ... + 1764438.

Almost surely, 2^222311313 is an apocalyptic number.

It is an amenable number.

222311313 is a deficient number, since it is larger than the sum of its proper divisors (144678895).

222311313 is a wasteful number, since it uses less digits than its factorization.

222311313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3528764 (or 3528761 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 222311313 is about 14910.1077460896. The cubic root of 222311313 is about 605.7877978062.

Adding to 222311313 its reverse (313113222), we get a palindrome (535424535).

The spelling of 222311313 in words is "two hundred twenty-two million, three hundred eleven thousand, three hundred thirteen".