102211221200 has 60 divisors (see below), whose sum is σ = 267886330368. Its totient is φ = 37167715200.

The previous prime is 102211221193. The next prime is 102211221257. The reversal of 102211221200 is 2122112201.

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 11 ways as a sum of consecutive naturals, for example, 11610512 + ... + 11619311.

Almost surely, 2^102211221200 is an apocalyptic number.

102211221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102211221200 is an abundant number, since it is smaller than the sum of its proper divisors (165675109168).

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

102211221200 is a wasteful number, since it uses less digits than its factorization.

102211221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23229852 (or 23229841 counting only the distinct ones).

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

Adding to 102211221200 its reverse (2122112201), we get a palindrome (104333333401).

The spelling of 102211221200 in words is "one hundred two billion, two hundred eleven million, two hundred twenty-one thousand, two hundred".