12022012122232 has 80 divisors (see below), whose sum is σ = 26303464868760. Its totient is φ = 5150943306432.

The previous prime is 12022012122229. The next prime is 12022012122233. The reversal of 12022012122232 is 23222121022021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022012122233) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 75157843 + ... + 75317629.

Almost surely, 2^{12022012122232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12022012122232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13151732434380).

12022012122232 is an abundant number, since it is smaller than the sum of its proper divisors (14281452746528).

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

12022012122232 is an equidigital number, since it uses as much as digits as its factorization.

12022012122232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163738 (or 163713 counting only the distinct ones).

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

Adding to 12022012122232 its reverse (23222121022021), we get a palindrome (35244133144253).

The spelling of 12022012122232 in words is "twelve trillion, twenty-two billion, twelve million, one hundred twenty-two thousand, two hundred thirty-two".