22443211234422 has 432 divisors, whose sum is σ = 56332155258288. Its totient is φ = 6447561120000.

The previous prime is 22443211234421. The next prime is 22443211234447.

22443211234422 is a `hidden beast` number, since 22 + 44 + 32 + 1 + 123 + 442 + 2 = 666.

22443211234422 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22443211234421) 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 215 ways as a sum of consecutive naturals, for example, 41029636353 + ... + 41029636899.

Almost surely, 2^{22443211234422} is an apocalyptic number.

22443211234422 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 22443211234422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28166077629144).

22443211234422 is an abundant number, since it is smaller than the sum of its proper divisors (33888944023866).

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

22443211234422 is a wasteful number, since it uses less digits than its factorization.

22443211234422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857 (or 772 counting only the distinct ones).

The product of its digits is 147456, while the sum is 36.

It can be divided in two parts, 2244321 and 1234422, that added together give a palindrome (3478743).

The spelling of 22443211234422 in words is "twenty-two trillion, four hundred forty-three billion, two hundred eleven million, two hundred thirty-four thousand, four hundred twenty-two".