22221443022 has 8 divisors (see below), whose sum is σ = 44442886056. Its totient is φ = 7407147672.

The previous prime is 22221443009. The next prime is 22221443059. The reversal of 22221443022 is 22034412222.

22221443022 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

22221443022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 22221442983 and 22221443001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1851786913 + ... + 1851786924.

It is an arithmetic number, because the mean of its divisors is an integer number (5555360757).

Almost surely, 2^22221443022 is an apocalyptic number.

22221443022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22221443022 is a wasteful number, since it uses less digits than its factorization.

22221443022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3703573842.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 22221443022 its reverse (22034412222), we get a palindrome (44255855244).

The spelling of 22221443022 in words is "twenty-two billion, two hundred twenty-one million, four hundred forty-three thousand, twenty-two".