22232223222 has 96 divisors (see below), whose sum is σ = 50416031232. Its totient is φ = 6527400000.

The previous prime is 22232223203. The next prime is 22232223241.

22232223222 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (22232223203) and next prime (22232223241).

It is a super-2 number, since 2×22232223222² (a number of 21 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 22232223192 and 22232223201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3443097 + ... + 3449547.

It is an arithmetic number, because the mean of its divisors is an integer number (525166992).

Almost surely, 2^22232223222 is an apocalyptic number.

22232223222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22232223222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25208015616).

22232223222 is an abundant number, since it is smaller than the sum of its proper divisors (28183808010).

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

22232223222 is a wasteful number, since it uses less digits than its factorization.

22232223222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6626 (or 6615 counting only the distinct ones).

The product of its digits is 4608, while the sum is 24.

The spelling of 22232223222 in words is "twenty-two billion, two hundred thirty-two million, two hundred twenty-three thousand, two hundred twenty-two".