22222102102212 has 24 divisors (see below), whose sum is σ = 51898838304096. Its totient is φ = 7400614977088.

The previous prime is 22222102102169. The next prime is 22222102102229. The reversal of 22222102102212 is 21220120122222.

It is a super-2 number, since 2×22222102102212² (a number of 27 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 844035078 + ... + 844061405.

It is an arithmetic number, because the mean of its divisors is an integer number (2162451596004).

Almost surely, 2^{22222102102212} is an apocalyptic number.

It is an amenable number.

22222102102212 is an abundant number, since it is smaller than the sum of its proper divisors (29676736201884).

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

22222102102212 is a wasteful number, since it uses less digits than its factorization.

22222102102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1688097587 (or 1688097585 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22222102102212 its reverse (21220120122222), we get a palindrome (43442222224434).

The spelling of 22222102102212 in words is "twenty-two trillion, two hundred twenty-two billion, one hundred two million, one hundred two thousand, two hundred twelve".