222001222211222 has 8 divisors (see below), whose sum is σ = 334383583663272. Its totient is φ = 110540027656800.

The previous prime is 222001222211221. The next prime is 222001222211231. The reversal of 222001222211222 is 222112222100222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222001222211221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230291723804 + ... + 230291724767.

It is an arithmetic number, because the mean of its divisors is an integer number (41797947957909).

Almost surely, 2^{222001222211222} is an apocalyptic number.

222001222211222 is a deficient number, since it is larger than the sum of its proper divisors (112382361452050).

222001222211222 is a wasteful number, since it uses less digits than its factorization.

222001222211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460583448814.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 222001222211222 its reverse (222112222100222), we get a palindrome (444113444311444).

The spelling of 222001222211222 in words is "two hundred twenty-two trillion, one billion, two hundred twenty-two million, two hundred eleven thousand, two hundred twenty-two".