12020330323212 has 12 divisors (see below), whose sum is σ = 28047437420856. Its totient is φ = 4006776774400.

The previous prime is 12020330323093. The next prime is 12020330323223. The reversal of 12020330323212 is 21232303302021.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 500847096789 + ... + 500847096812.

It is an arithmetic number, because the mean of its divisors is an integer number (2337286451738).

Almost surely, 2^{12020330323212} is an apocalyptic number.

12020330323212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12020330323212 is an abundant number, since it is smaller than the sum of its proper divisors (16027107097644).

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

12020330323212 is a wasteful number, since it uses less digits than its factorization.

12020330323212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001694193608 (or 1001694193606 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 12020330323212 its reverse (21232303302021), we get a palindrome (33252633625233).

The spelling of 12020330323212 in words is "twelve trillion, twenty billion, three hundred thirty million, three hundred twenty-three thousand, two hundred twelve".