222001363 has 4 divisors (see below), whose sum is σ = 222034680. Its totient is φ = 221968048.

The previous prime is 222001361. The next prime is 222001379. The reversal of 222001363 is 363100222.

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

It is a cyclic number.

It is not a de Polignac number, because 222001363 - 2¹ = 222001361 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222001363.

It is not an unprimeable number, because it can be changed into a prime (222001361) 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, 2845 + ... + 21262.

It is an arithmetic number, because the mean of its divisors is an integer number (55508670).

Almost surely, 2^222001363 is an apocalyptic number.

222001363 is a deficient number, since it is larger than the sum of its proper divisors (33317).

222001363 is an equidigital number, since it uses as much as digits as its factorization.

222001363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33316.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 222001363 is about 14899.7101649663. The cubic root of 222001363 is about 605.5061338425.

Adding to 222001363 its reverse (363100222), we get a palindrome (585101585).

The spelling of 222001363 in words is "two hundred twenty-two million, one thousand, three hundred sixty-three".