22221010022 has 8 divisors (see below), whose sum is σ = 33829000536. Its totient is φ = 10944676512.

The previous prime is 22221010013. The next prime is 22221010069. The reversal of 22221010022 is 22001012222.

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

It is a junction number, because it is equal to n+sod(n) for n = 22221009979 and 22221010006.

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, 82914083 + ... + 82914350.

It is an arithmetic number, because the mean of its divisors is an integer number (4228625067).

Almost surely, 2^22221010022 is an apocalyptic number.

22221010022 is a deficient number, since it is larger than the sum of its proper divisors (11607990514).

22221010022 is a wasteful number, since it uses less digits than its factorization.

22221010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165828502.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22221010022 its reverse (22001012222), we get a palindrome (44222022244).

It can be divided in two parts, 222210 and 10022, that added together give a palindrome (232232).

The spelling of 22221010022 in words is "twenty-two billion, two hundred twenty-one million, ten thousand, twenty-two".