2123343222 has 128 divisors (see below), whose sum is σ = 5723827200. Its totient is φ = 507133440.

The previous prime is 2123343193. The next prime is 2123343239. The reversal of 2123343222 is 2223433212.

It is a junction number, because it is equal to n+sod(n) for n = 2123343192 and 2123343201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2095588 + ... + 2096600.

It is an arithmetic number, because the mean of its divisors is an integer number (44717400).

Almost surely, 2^2123343222 is an apocalyptic number.

2123343222 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 2123343222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2861913600).

2123343222 is an abundant number, since it is smaller than the sum of its proper divisors (3600483978).

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

2123343222 is a wasteful number, since it uses less digits than its factorization.

2123343222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398.

The product of its digits is 3456, while the sum is 24.

The square root of 2123343222 is about 46079.7485019178. The cubic root of 2123343222 is about 1285.3065874562.

Adding to 2123343222 its reverse (2223433212), we get a palindrome (4346776434).

The spelling of 2123343222 in words is "two billion, one hundred twenty-three million, three hundred forty-three thousand, two hundred twenty-two".