22111200000212 has 24 divisors (see below), whose sum is σ = 38836923888000. Its totient is φ = 11014947288576.

The previous prime is 22111200000193. The next prime is 22111200000223. The reversal of 22111200000212 is 21200000211122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6474164 + ... + 9281012.

It is an arithmetic number, because the mean of its divisors is an integer number (1618205162000).

Almost surely, 2^{22111200000212} is an apocalyptic number.

It is an amenable number.

22111200000212 is a deficient number, since it is larger than the sum of its proper divisors (16725723887788).

22111200000212 is a wasteful number, since it uses less digits than its factorization.

22111200000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814095 (or 2814093 counting only the distinct ones).

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

Adding to 22111200000212 its reverse (21200000211122), we get a palindrome (43311200211334).

The spelling of 22111200000212 in words is "twenty-two trillion, one hundred eleven billion, two hundred million, two hundred twelve", and thus it is an aban number.