2443212222 has 128 divisors (see below), whose sum is σ = 5834239488. Its totient is φ = 673689600.

The previous prime is 2443212197. The next prime is 2443212251. The reversal of 2443212222 is 2222123442.

2443212222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2443212192 and 2443212201.

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, 7958193 + ... + 7958499.

It is an arithmetic number, because the mean of its divisors is an integer number (45579996).

Almost surely, 2^2443212222 is an apocalyptic number.

2443212222 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 2443212222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2917119744).

2443212222 is an abundant number, since it is smaller than the sum of its proper divisors (3391027266).

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

2443212222 is a wasteful number, since it uses less digits than its factorization.

2443212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554.

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

The square root of 2443212222 is about 49428.8602134421. The cubic root of 2443212222 is about 1346.8536185271.

Adding to 2443212222 its reverse (2222123442), we get a palindrome (4665335664).

The spelling of 2443212222 in words is "two billion, four hundred forty-three million, two hundred twelve thousand, two hundred twenty-two".