222101111110222 has 4 divisors (see below), whose sum is σ = 333151666665336. Its totient is φ = 111050555555110.

The previous prime is 222101111110213. The next prime is 222101111110237. The reversal of 222101111110222 is 222011111101222.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 222101111110222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55525277777554 + ... + 55525277777557.

It is an arithmetic number, because the mean of its divisors is an integer number (83287916666334).

Almost surely, 2^{222101111110222} is an apocalyptic number.

222101111110222 is a deficient number, since it is larger than the sum of its proper divisors (111050555555114).

222101111110222 is a wasteful number, since it uses less digits than its factorization.

222101111110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111050555555113.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 222101111110222 its reverse (222011111101222), we get a palindrome (444112222211444).

The spelling of 222101111110222 in words is "two hundred twenty-two trillion, one hundred one billion, one hundred eleven million, one hundred ten thousand, two hundred twenty-two".