22001433324 has 144 divisors (see below), whose sum is σ = 56962483200. Its totient is φ = 6604595712.

The previous prime is 22001433323. The next prime is 22001433331. The reversal of 22001433324 is 42333410022.

It is a junction number, because it is equal to n+sod(n) for n = 22001433294 and 22001433303.

It is not an unprimeable number, because it can be changed into a prime (22001433323) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14258097 + ... + 14259639.

It is an arithmetic number, because the mean of its divisors is an integer number (395572800).

Almost surely, 2^22001433324 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 22001433324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28481241600).

22001433324 is an abundant number, since it is smaller than the sum of its proper divisors (34961049876).

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

22001433324 is a wasteful number, since it uses less digits than its factorization.

22001433324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1744 (or 1729 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 22001433324 its reverse (42333410022), we get a palindrome (64334843346).

The spelling of 22001433324 in words is "twenty-two billion, one million, four hundred thirty-three thousand, three hundred twenty-four".