2123204414444 has 24 divisors (see below), whose sum is σ = 3727821511680. Its totient is φ = 1058115800016.

The previous prime is 2123204414413. The next prime is 2123204414449. The reversal of 2123204414444 is 4444144023212.

It is not an unprimeable number, because it can be changed into a prime (2123204414449) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2218637 + ... + 3027995.

It is an arithmetic number, because the mean of its divisors is an integer number (155325896320).

Almost surely, 2^{2123204414444} is an apocalyptic number.

It is an amenable number.

2123204414444 is a deficient number, since it is larger than the sum of its proper divisors (1604617097236).

2123204414444 is a wasteful number, since it uses less digits than its factorization.

2123204414444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811517 (or 811515 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 35.

Adding to 2123204414444 its reverse (4444144023212), we get a palindrome (6567348437656).

The spelling of 2123204414444 in words is "two trillion, one hundred twenty-three billion, two hundred four million, four hundred fourteen thousand, four hundred forty-four".