22000222112200 has 24 divisors (see below), whose sum is σ = 51150516411330. Its totient is φ = 8800088844800.

The previous prime is 22000222112179. The next prime is 22000222112233. The reversal of 22000222112200 is 221122200022.

It can be written as a sum of positive squares in 3 ways, for example, as 8514478889764 + 13485743222436 = 2917958^2 + 3672294^2 .

It is a super-2 number, since 2×22000222112200² (a number of 27 digits) contains 22 as substring.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55000555081 + ... + 55000555480.

Almost surely, 2^{22000222112200} is an apocalyptic number.

22000222112200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000222112200 is an abundant number, since it is smaller than the sum of its proper divisors (29150294299130).

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

22000222112200 is a wasteful number, since it uses less digits than its factorization.

22000222112200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110001110577 (or 110001110568 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22000222112200 its reverse (221122200022), we get a palindrome (22221344312222).

The spelling of 22000222112200 in words is "twenty-two trillion, two hundred twenty-two million, one hundred twelve thousand, two hundred".