102222112221200 has 120 divisors (see below), whose sum is σ = 245823442292736. Its totient is φ = 40849758976000.

The previous prime is 102222112221199. The next prime is 102222112221233. The reversal of 102222112221200 is 2122211222201.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 23 ways as a sum of consecutive naturals, for example, 7005825905 + ... + 7005840495.

Almost surely, 2^{102222112221200} is an apocalyptic number.

102222112221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102222112221200 is an abundant number, since it is smaller than the sum of its proper divisors (143601330071536).

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

102222112221200 is a wasteful number, since it uses less digits than its factorization.

102222112221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30153 (or 30142 counting only the distinct ones).

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

Adding to 102222112221200 its reverse (2122211222201), we get a palindrome (104344323443401).

The spelling of 102222112221200 in words is "one hundred two trillion, two hundred twenty-two billion, one hundred twelve million, two hundred twenty-one thousand, two hundred".