12000122213312 has 28 divisors (see below), whose sum is σ = 25066044757320. Its totient is φ = 5684268416256.

The previous prime is 12000122213309. The next prime is 12000122213333. The reversal of 12000122213312 is 21331222100021.

It is a congruent number.

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, 4934259563 + ... + 4934261994.

It is an arithmetic number, because the mean of its divisors is an integer number (895215884190).

Almost surely, 2^{12000122213312} is an apocalyptic number.

It is an amenable number.

12000122213312 is an abundant number, since it is smaller than the sum of its proper divisors (13065922544008).

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

12000122213312 is an equidigital number, since it uses as much as digits as its factorization.

12000122213312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9868521588 (or 9868521578 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12000122213312 its reverse (21331222100021), we get a palindrome (33331344313333).

The spelling of 12000122213312 in words is "twelve trillion, one hundred twenty-two million, two hundred thirteen thousand, three hundred twelve".