22324212222 has 64 divisors (see below), whose sum is σ = 50651166720. Its totient is φ = 6502633344.

The previous prime is 22324212217. The next prime is 22324212227. The reversal of 22324212222 is 22221242322.

It is an interprime number because it is at equal distance from previous prime (22324212217) and next prime (22324212227).

It is a super-3 number, since 3×22324212222³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22324212192 and 22324212201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22324212227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2317488 + ... + 2327100.

It is an arithmetic number, because the mean of its divisors is an integer number (791424480).

Almost surely, 2^22324212222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22324212222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25325583360).

22324212222 is an abundant number, since it is smaller than the sum of its proper divisors (28326954498).

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

22324212222 is a wasteful number, since it uses less digits than its factorization.

22324212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11217.

The product of its digits is 3072, while the sum is 24.

Adding to 22324212222 its reverse (22221242322), we get a palindrome (44545454544).

The spelling of 22324212222 in words is "twenty-two billion, three hundred twenty-four million, two hundred twelve thousand, two hundred twenty-two".