22321003124 has 72 divisors (see below), whose sum is σ = 46319035392. Its totient is φ = 9381839040.

The previous prime is 22321003123. The next prime is 22321003139. The reversal of 22321003124 is 42130012322.

It is a super-3 number, since 3×22321003124³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22321003096 and 22321003105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22321003123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4385309 + ... + 4390395.

It is an arithmetic number, because the mean of its divisors is an integer number (643319936).

Almost surely, 2^22321003124 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 22321003124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23159517696).

22321003124 is an abundant number, since it is smaller than the sum of its proper divisors (23998032268).

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

22321003124 is a wasteful number, since it uses less digits than its factorization.

22321003124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5533 (or 5524 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22321003124 its reverse (42130012322), we get a palindrome (64451015446).

The spelling of 22321003124 in words is "twenty-two billion, three hundred twenty-one million, three thousand, one hundred twenty-four".