22011343432 has 32 divisors (see below), whose sum is σ = 45391651200. Its totient is φ = 9942928704.

The previous prime is 22011343429. The next prime is 22011343433. The reversal of 22011343432 is 23434311022.

It is a junction number, because it is equal to n+sod(n) for n = 22011343397 and 22011343406.

It is not an unprimeable number, because it can be changed into a prime (22011343433) 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 7 ways as a sum of consecutive naturals, for example, 2246682 + ... + 2256457.

It is an arithmetic number, because the mean of its divisors is an integer number (1418489100).

Almost surely, 2^22011343432 is an apocalyptic number.

It is an amenable number.

22011343432 is an abundant number, since it is smaller than the sum of its proper divisors (23380307768).

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

22011343432 is a wasteful number, since it uses less digits than its factorization.

22011343432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4503205 (or 4503201 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 22011343432 its reverse (23434311022), we get a palindrome (45445654454).

The spelling of 22011343432 in words is "twenty-two billion, eleven million, three hundred forty-three thousand, four hundred thirty-two".