22022302231222 has 4 divisors (see below), whose sum is σ = 33033453346836. Its totient is φ = 11011151115610.

The previous prime is 22022302231217. The next prime is 22022302231229. The reversal of 22022302231222 is 22213220322022.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×22022302231222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022302231229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505575557804 + ... + 5505575557807.

It is an arithmetic number, because the mean of its divisors is an integer number (8258363336709).

Almost surely, 2^{22022302231222} is an apocalyptic number.

22022302231222 is a deficient number, since it is larger than the sum of its proper divisors (11011151115614).

22022302231222 is a wasteful number, since it uses less digits than its factorization.

22022302231222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11011151115613.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22022302231222 its reverse (22213220322022), we get a palindrome (44235522553244).

The spelling of 22022302231222 in words is "twenty-two trillion, twenty-two billion, three hundred two million, two hundred thirty-one thousand, two hundred twenty-two".