12122012210120 has 32 divisors (see below), whose sum is σ = 27274999734720. Its totient is φ = 4848720926400.

The previous prime is 12122012210093. The next prime is 12122012210177. The reversal of 12122012210120 is 2101221022121.

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, 258356 + ... + 4930595.

It is an arithmetic number, because the mean of its divisors is an integer number (852343741710).

Almost surely, 2^{12122012210120} is an apocalyptic number.

12122012210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12122012210120 is an abundant number, since it is smaller than the sum of its proper divisors (15152987524600).

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

12122012210120 is a wasteful number, since it uses less digits than its factorization.

12122012210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5247365 (or 5247361 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12122012210120 its reverse (2101221022121), we get a palindrome (14223233232241).

The spelling of 12122012210120 in words is "twelve trillion, one hundred twenty-two billion, twelve million, two hundred ten thousand, one hundred twenty".