12002022120012 has 48 divisors (see below), whose sum is σ = 28211038528512. Its totient is φ = 3971203666560.

The previous prime is 12002022119993. The next prime is 12002022120013. The reversal of 12002022120012 is 21002122020021.

It is a junction number, because it is equal to n+sod(n) for n = 12002022119973 and 12002022120000.

It is not an unprimeable number, because it can be changed into a prime (12002022120013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24866493 + ... + 25344555.

It is an arithmetic number, because the mean of its divisors is an integer number (587729969344).

Almost surely, 2^{12002022120012} is an apocalyptic number.

12002022120012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12002022120012 is an abundant number, since it is smaller than the sum of its proper divisors (16209016408500).

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

12002022120012 is a wasteful number, since it uses less digits than its factorization.

12002022120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493478 (or 493476 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12002022120012 its reverse (21002122020021), we get a palindrome (33004144140033).

Subtracting 12002022120012 from its reverse (21002122020021), we obtain a palindrome (9000099900009).

The spelling of 12002022120012 in words is "twelve trillion, two billion, twenty-two million, one hundred twenty thousand, twelve".