22231222022 has 8 divisors (see below), whose sum is σ = 33366842136. Its totient is φ = 11108941312.

The previous prime is 22231222003. The next prime is 22231222051. The reversal of 22231222022 is 22022213222.

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 = 22231221985 and 22231222003.

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, 3330683 + ... + 3337350.

It is an arithmetic number, because the mean of its divisors is an integer number (4170855267).

Almost surely, 2^22231222022 is an apocalyptic number.

22231222022 is a deficient number, since it is larger than the sum of its proper divisors (11135620114).

22231222022 is a wasteful number, since it uses less digits than its factorization.

22231222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6669702.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22231222022 its reverse (22022213222), we get a palindrome (44253435244).

The spelling of 22231222022 in words is "twenty-two billion, two hundred thirty-one million, two hundred twenty-two thousand, twenty-two".