12233021001222 has 128 divisors (see below), whose sum is σ = 29221569331200. Its totient is φ = 3338071456896.

The previous prime is 12233021001221. The next prime is 12233021001259. The reversal of 12233021001222 is 22210012033221.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12233021001221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2216525779 + ... + 2216531297.

It is an arithmetic number, because the mean of its divisors is an integer number (228293510400).

Almost surely, 2^{12233021001222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12233021001222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14610784665600).

12233021001222 is an abundant number, since it is smaller than the sum of its proper divisors (16988548329978).

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

12233021001222 is a wasteful number, since it uses less digits than its factorization.

12233021001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8650.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12233021001222 its reverse (22210012033221), we get a palindrome (34443033034443).

The spelling of 12233021001222 in words is "twelve trillion, two hundred thirty-three billion, twenty-one million, one thousand, two hundred twenty-two".