222101201122102 has 4 divisors (see below), whose sum is σ = 333151801683156. Its totient is φ = 111050600561050.

The previous prime is 222101201122027. The next prime is 222101201122109. The reversal of 222101201122102 is 201221102101222.

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 222101201122102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222101201122109) by changing a digit.

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, 55525300280524 + ... + 55525300280527.

It is an arithmetic number, because the mean of its divisors is an integer number (83287950420789).

Almost surely, 2^{222101201122102} is an apocalyptic number.

222101201122102 is a deficient number, since it is larger than the sum of its proper divisors (111050600561054).

222101201122102 is a wasteful number, since it uses less digits than its factorization.

222101201122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111050600561053.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 222101201122102 its reverse (201221102101222), we get a palindrome (423322303223324).

The spelling of 222101201122102 in words is "two hundred twenty-two trillion, one hundred one billion, two hundred one million, one hundred twenty-two thousand, one hundred two".