22042203924 has 96 divisors (see below), whose sum is σ = 58438356480. Its totient is φ = 6410371968.

The previous prime is 22042203923. The next prime is 22042203979. The reversal of 22042203924 is 42930224022.

It is a junction number, because it is equal to n+sod(n) for n = 22042203891 and 22042203900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22042203923) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1304659 + ... + 1321445.

It is an arithmetic number, because the mean of its divisors is an integer number (608732880).

Almost surely, 2^22042203924 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 22042203924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29219178240).

22042203924 is an abundant number, since it is smaller than the sum of its proper divisors (36396152556).

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

22042203924 is a wasteful number, since it uses less digits than its factorization.

22042203924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17269 (or 17267 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 22042203924 its reverse (42930224022), we get a palindrome (64972427946).

The spelling of 22042203924 in words is "twenty-two billion, forty-two million, two hundred three thousand, nine hundred twenty-four".