22101222200222 has 16 divisors (see below), whose sum is σ = 36168453208944. Its totient is φ = 10045227624000.

The previous prime is 22101222200209. The next prime is 22101222200243. The reversal of 22101222200222 is 22200222210122.

It is a junction number, because it is equal to n+sod(n) for n = 22101222200194 and 22101222200203.

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, 38834429 + ... + 39399432.

It is an arithmetic number, because the mean of its divisors is an integer number (2260528325559).

Almost surely, 2^{22101222200222} is an apocalyptic number.

22101222200222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22101222200222 is a deficient number, since it is larger than the sum of its proper divisors (14067231008722).

22101222200222 is a wasteful number, since it uses less digits than its factorization.

22101222200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78246715.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22101222200222 its reverse (22200222210122), we get a palindrome (44301444410344).

The spelling of 22101222200222 in words is "twenty-two trillion, one hundred one billion, two hundred twenty-two million, two hundred thousand, two hundred twenty-two".