102221102202212 has 24 divisors (see below), whose sum is σ = 204447062756160. Its totient is φ = 43808002725600.

The previous prime is 102221102202209. The next prime is 102221102202337. The reversal of 102221102202212 is 212202201122201.

It is a super-2 number, since 2×102221102202212² (a number of 29 digits) contains 22 as substring.

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, 42178262 + ... + 44535917.

It is an arithmetic number, because the mean of its divisors is an integer number (8518627614840).

Almost surely, 2^{102221102202212} is an apocalyptic number.

It is an amenable number.

102221102202212 is an abundant number, since it is smaller than the sum of its proper divisors (102225960553948).

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

102221102202212 is a wasteful number, since it uses less digits than its factorization.

102221102202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86756291 (or 86756289 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102221102202212 its reverse (212202201122201), we get a palindrome (314423303324413).

The spelling of 102221102202212 in words is "one hundred two trillion, two hundred twenty-one billion, one hundred two million, two hundred two thousand, two hundred twelve".