11212100000222 has 32 divisors (see below), whose sum is σ = 18444314124288. Its totient is φ = 5069401020000.

The previous prime is 11212100000209. The next prime is 11212100000267. The reversal of 11212100000222 is 22200000121211.

It is a super-2 number, since 2×11212100000222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11212100000197 and 11212100000206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72789947 + ... + 72943817.

It is an arithmetic number, because the mean of its divisors is an integer number (576384816384).

Almost surely, 2^{11212100000222} is an apocalyptic number.

11212100000222 is a deficient number, since it is larger than the sum of its proper divisors (7232214124066).

11212100000222 is a wasteful number, since it uses less digits than its factorization.

11212100000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171416.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11212100000222 its reverse (22200000121211), we get a palindrome (33412100121433).

The spelling of 11212100000222 in words is "eleven trillion, two hundred twelve billion, one hundred million, two hundred twenty-two", and thus it is an aban number.