22301323044 has 192 divisors, whose sum is σ = 73977587712. Its totient is φ = 5032396800.

The previous prime is 22301322991. The next prime is 22301323049. The reversal of 22301323044 is 44032310322.

It is not an unprimeable number, because it can be changed into a prime (22301323049) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 149599 + ... + 258809.

It is an arithmetic number, because the mean of its divisors is an integer number (385299936).

Almost surely, 2^22301323044 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 22301323044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36988793856).

22301323044 is an abundant number, since it is smaller than the sum of its proper divisors (51676264668).

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

22301323044 is a wasteful number, since it uses less digits than its factorization.

22301323044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109266 (or 109264 counting only the distinct ones).

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

Adding to 22301323044 its reverse (44032310322), we get a palindrome (66333633366).

The spelling of 22301323044 in words is "twenty-two billion, three hundred one million, three hundred twenty-three thousand, forty-four".