22200222102222 has 16 divisors (see below), whose sum is σ = 44416061700480. Its totient is φ = 7397471118072.

The previous prime is 22200222102173. The next prime is 22200222102239. The reversal of 22200222102222 is 22220122200222.

It is a super-4 number, since 4×22200222102222⁴ (a number of 54 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650710522 + ... + 650744637.

It is an arithmetic number, because the mean of its divisors is an integer number (2776003856280).

Almost surely, 2^{22200222102222} is an apocalyptic number.

22200222102222 is an abundant number, since it is smaller than the sum of its proper divisors (22215839598258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22200222102222 is a wasteful number, since it uses less digits than its factorization.

22200222102222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301458007.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 22200222102222 its reverse (22220122200222), we get a palindrome (44420344302444).

The spelling of 22200222102222 in words is "twenty-two trillion, two hundred billion, two hundred twenty-two million, one hundred two thousand, two hundred twenty-two".