22220030322 has 48 divisors (see below), whose sum is σ = 57058852032. Its totient is φ = 6348579120.

The previous prime is 22220030317. The next prime is 22220030359. The reversal of 22220030322 is 22303002222.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22220030295 and 22220030304.

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, 3262329 + ... + 3269132.

It is an arithmetic number, because the mean of its divisors is an integer number (1188726084).

Almost surely, 2^22220030322 is an apocalyptic number.

22220030322 is an abundant number, since it is smaller than the sum of its proper divisors (34838821710).

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

22220030322 is an equidigital number, since it uses as much as digits as its factorization.

22220030322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6531485 (or 6531473 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 22220030322 its reverse (22303002222), we get a palindrome (44523032544).

The spelling of 22220030322 in words is "twenty-two billion, two hundred twenty million, thirty thousand, three hundred twenty-two".