12022211221984 has 96 divisors (see below), whose sum is σ = 24267594193920. Its totient is φ = 5859583027200.

The previous prime is 12022211221967. The next prime is 12022211222029. The reversal of 12022211221984 is 48912211222021.

It is a congruent number.

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, 2197440369 + ... + 2197445839.

It is an arithmetic number, because the mean of its divisors is an integer number (252787439520).

Almost surely, 2^{12022211221984} 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 12022211221984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12133797096960).

12022211221984 is an abundant number, since it is smaller than the sum of its proper divisors (12245382971936).

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

12022211221984 is a wasteful number, since it uses less digits than its factorization.

12022211221984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8424 (or 8416 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 37.

Adding to 12022211221984 its sum of digits (37), we get a palindrome (12022211222021).

The spelling of 12022211221984 in words is "twelve trillion, twenty-two billion, two hundred eleven million, two hundred twenty-one thousand, nine hundred eighty-four".