2123444234424 has 64 divisors (see below), whose sum is σ = 5347888884000. Its totient is φ = 702578663424.

The previous prime is 2123444234413. The next prime is 2123444234437. The reversal of 2123444234424 is 4244324443212.

It is a super-2 number, since 2×2123444234424² (a number of 25 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41327502 + ... + 41378850.

Almost surely, 2^{2123444234424} is an apocalyptic number.

2123444234424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2123444234424 is an abundant number, since it is smaller than the sum of its proper divisors (3224444649576).

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

2123444234424 is a wasteful number, since it uses less digits than its factorization.

2123444234424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64072 (or 64068 counting only the distinct ones).

The product of its digits is 589824, while the sum is 39.

Adding to 2123444234424 its reverse (4244324443212), we get a palindrome (6367768677636).

The spelling of 2123444234424 in words is "two trillion, one hundred twenty-three billion, four hundred forty-four million, two hundred thirty-four thousand, four hundred twenty-four".