2123324444 has 12 divisors (see below), whose sum is σ = 3716141184. Its totient is φ = 1061569824.

The previous prime is 2123324443. The next prime is 2123324449. The reversal of 2123324444 is 4444233212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123324443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73349 + ... + 98115.

It is an arithmetic number, because the mean of its divisors is an integer number (309678432).

Almost surely, 2^2123324444 is an apocalyptic number.

It is an amenable number.

2123324444 is a deficient number, since it is larger than the sum of its proper divisors (1592816740).

2123324444 is a wasteful number, since it uses less digits than its factorization.

2123324444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46204 (or 46202 counting only the distinct ones).

The product of its digits is 18432, while the sum is 29.

The square root of 2123324444 is about 46079.5447460150. The cubic root of 2123324444 is about 1285.3027985322.

Adding to 2123324444 its reverse (4444233212), we get a palindrome (6567557656).

The spelling of 2123324444 in words is "two billion, one hundred twenty-three million, three hundred twenty-four thousand, four hundred forty-four".