22022223222 has 16 divisors (see below), whose sum is σ = 44045908992. Its totient is φ = 7340497320.

The previous prime is 22022223221. The next prime is 22022223229. The reversal of 22022223222 is 22232222022.

It is a super-2 number, since 2×22022223222² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022223221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292447 + ... + 359957.

It is an arithmetic number, because the mean of its divisors is an integer number (2752869312).

Almost surely, 2^22022223222 is an apocalyptic number.

22022223222 is an abundant number, since it is smaller than the sum of its proper divisors (22023685770).

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

22022223222 is a wasteful number, since it uses less digits than its factorization.

22022223222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121883.

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 22022223222 its reverse (22232222022), we get a palindrome (44254445244).

The spelling of 22022223222 in words is "twenty-two billion, twenty-two million, two hundred twenty-three thousand, two hundred twenty-two".