12322221100002 has 24 divisors (see below), whose sum is σ = 29125249873200. Its totient is φ = 3734006393880.

The previous prime is 12322221100001. The next prime is 12322221100169. The reversal of 12322221100002 is 20000112222321.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12322221100001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31116719752 + ... + 31116720147.

It is an arithmetic number, because the mean of its divisors is an integer number (1213552078050).

Almost surely, 2^{12322221100002} is an apocalyptic number.

12322221100002 is an abundant number, since it is smaller than the sum of its proper divisors (16803028773198).

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

12322221100002 is a wasteful number, since it uses less digits than its factorization.

12322221100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62233439918 (or 62233439915 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12322221100002 its reverse (20000112222321), we get a palindrome (32322333322323).

The spelling of 12322221100002 in words is "twelve trillion, three hundred twenty-two billion, two hundred twenty-one million, one hundred thousand, two".