102212201222112 has 24 divisors (see below), whose sum is σ = 268307028208296. Its totient is φ = 34070733740672.

The previous prime is 102212201222111. The next prime is 102212201222141. The reversal of 102212201222112 is 211222102212201.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102212201222111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 532355214603 + ... + 532355214794.

It is an arithmetic number, because the mean of its divisors is an integer number (11179459508679).

Almost surely, 2^{102212201222112} is an apocalyptic number.

102212201222112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102212201222112 is an abundant number, since it is smaller than the sum of its proper divisors (166094826986184).

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

102212201222112 is a wasteful number, since it uses less digits than its factorization.

102212201222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064710429410 (or 1064710429402 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 102212201222112 its reverse (211222102212201), we get a palindrome (313434303434313).

The spelling of 102212201222112 in words is "one hundred two trillion, two hundred twelve billion, two hundred one million, two hundred twenty-two thousand, one hundred twelve".