2123322434444 has 12 divisors (see below), whose sum is σ = 3715842732000. Its totient is φ = 1061653082448.

The previous prime is 2123322434423. The next prime is 2123322434503. The reversal of 2123322434444 is 4444342233212.

It is a super-2 number, since 2×2123322434444² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2123322434398 and 2123322434407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1426244 + ... + 2506155.

It is an arithmetic number, because the mean of its divisors is an integer number (309653561000).

Almost surely, 2^{2123322434444} is an apocalyptic number.

It is an amenable number.

2123322434444 is a deficient number, since it is larger than the sum of its proper divisors (1592520297556).

2123322434444 is a wasteful number, since it uses less digits than its factorization.

2123322434444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4067392 (or 4067390 counting only the distinct ones).

The product of its digits is 442368, while the sum is 38.

Adding to 2123322434444 its reverse (4444342233212), we get a palindrome (6567664667656).

The spelling of 2123322434444 in words is "two trillion, one hundred twenty-three billion, three hundred twenty-two million, four hundred thirty-four thousand, four hundred forty-four".