12222002110220 has 24 divisors (see below), whose sum is σ = 29332805064864. Its totient is φ = 4190400723456.

The previous prime is 12222002110189. The next prime is 12222002110247. The reversal of 12222002110220 is 2201120022221.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 43650007397 + ... + 43650007676.

It is an arithmetic number, because the mean of its divisors is an integer number (1222200211036).

Almost surely, 2^{12222002110220} is an apocalyptic number.

12222002110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12222002110220 is an abundant number, since it is smaller than the sum of its proper divisors (17110802954644).

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

12222002110220 is a wasteful number, since it uses less digits than its factorization.

12222002110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87300015089 (or 87300015087 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12222002110220 its reverse (2201120022221), we get a palindrome (14423122132441).

The spelling of 12222002110220 in words is "twelve trillion, two hundred twenty-two billion, two million, one hundred ten thousand, two hundred twenty".