22230323332 has 72 divisors (see below), whose sum is σ = 45713117184. Its totient is φ = 9431106048.

The previous prime is 22230323303. The next prime is 22230323347. The reversal of 22230323332 is 23332303222.

It is a junction number, because it is equal to n+sod(n) for n = 22230323297 and 22230323306.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16751653 + ... + 16752979.

Almost surely, 2^22230323332 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 22230323332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22856558592).

22230323332 is an abundant number, since it is smaller than the sum of its proper divisors (23482793852).

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

22230323332 is a wasteful number, since it uses less digits than its factorization.

22230323332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145 (or 2136 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 25.

Adding to 22230323332 its reverse (23332303222), we get a palindrome (45562626554).

The spelling of 22230323332 in words is "twenty-two billion, two hundred thirty million, three hundred twenty-three thousand, three hundred thirty-two".