22144014222 has 48 divisors (see below), whose sum is σ = 48740275920. Its totient is φ = 6702030720.

The previous prime is 22144014199. The next prime is 22144014223. The reversal of 22144014222 is 22241044122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22144014192 and 22144014201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22144014223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 583458 + ... + 620250.

It is an arithmetic number, because the mean of its divisors is an integer number (1015422415).

Almost surely, 2^22144014222 is an apocalyptic number.

22144014222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22144014222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24370137960).

22144014222 is an abundant number, since it is smaller than the sum of its proper divisors (26596261698).

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

22144014222 is a wasteful number, since it uses less digits than its factorization.

22144014222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37649 (or 37638 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 22144014222 its reverse (22241044122), we get a palindrome (44385058344).

The spelling of 22144014222 in words is "twenty-two billion, one hundred forty-four million, fourteen thousand, two hundred twenty-two".