12322222021120 has 160 divisors (see below), whose sum is σ = 32476354612416. Its totient is φ = 4446602035200.

The previous prime is 12322222021099. The next prime is 12322222021139. The reversal of 12322222021120 is 2112022222321.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 12322222021091 and 12322222021100.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2018812 + ... + 5359108.

Almost surely, 2^{12322222021120} is an apocalyptic number.

12322222021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12322222021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16238177306208).

12322222021120 is an abundant number, since it is smaller than the sum of its proper divisors (20154132591296).

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

12322222021120 is a wasteful number, since it uses less digits than its factorization.

12322222021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3340462 (or 3340446 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12322222021120 its reverse (2112022222321), we get a palindrome (14434244243441).

The spelling of 12322222021120 in words is "twelve trillion, three hundred twenty-two billion, two hundred twenty-two million, twenty-one thousand, one hundred twenty".