222202313 has 2 divisors, whose sum is σ = 222202314. Its totient is φ = 222202312.

The previous prime is 222202307. The next prime is 222202369. The reversal of 222202313 is 313202222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116359369 + 105842944 = 10787^2 + 10288^2 .

It is a cyclic number.

It is not a de Polignac number, because 222202313 - 2²⁴ = 205425097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222202291 and 222202300.

It is not a weakly prime, because it can be changed into another prime (222202373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111101156 + 111101157.

It is an arithmetic number, because the mean of its divisors is an integer number (111101157).

Almost surely, 2^222202313 is an apocalyptic number.

It is an amenable number.

222202313 is a deficient number, since it is larger than the sum of its proper divisors (1).

222202313 is an equidigital number, since it uses as much as digits as its factorization.

222202313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 222202313 is about 14906.4520594272. The cubic root of 222202313 is about 605.6887750083.

Adding to 222202313 its reverse (313202222), we get a palindrome (535404535).

Subtracting 222202313 from its reverse (313202222), we obtain a palindrome (90999909).

The spelling of 222202313 in words is "two hundred twenty-two million, two hundred two thousand, three hundred thirteen".