12120321322 has 8 divisors (see below), whose sum is σ = 18260572896. Its totient is φ = 6033463692.

The previous prime is 12120321299. The next prime is 12120321359. The reversal of 12120321322 is 22312302121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12120321322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13347918 + ... + 13348825.

It is an arithmetic number, because the mean of its divisors is an integer number (2282571612).

Almost surely, 2^12120321322 is an apocalyptic number.

12120321322 is a deficient number, since it is larger than the sum of its proper divisors (6140251574).

12120321322 is a wasteful number, since it uses less digits than its factorization.

12120321322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26696972.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12120321322 its reverse (22312302121), we get a palindrome (34432623443).

The spelling of 12120321322 in words is "twelve billion, one hundred twenty million, three hundred twenty-one thousand, three hundred twenty-two".