21114424333244 has 24 divisors (see below), whose sum is σ = 40322743163136. Its totient is φ = 9594278078000.

The previous prime is 21114424333231. The next prime is 21114424333273. The reversal of 21114424333244 is 44233342441112.

It is a junction number, because it is equal to n+sod(n) for n = 21114424333198 and 21114424333207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79554212 + ... + 79819179.

It is an arithmetic number, because the mean of its divisors is an integer number (1680114298464).

Almost surely, 2^{21114424333244} is an apocalyptic number.

It is an amenable number.

21114424333244 is a deficient number, since it is larger than the sum of its proper divisors (19208318829892).

21114424333244 is a wasteful number, since it uses less digits than its factorization.

21114424333244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159376417 (or 159376415 counting only the distinct ones).

The product of its digits is 221184, while the sum is 38.

Adding to 21114424333244 its reverse (44233342441112), we get a palindrome (65347766774356).

The spelling of 21114424333244 in words is "twenty-one trillion, one hundred fourteen billion, four hundred twenty-four million, three hundred thirty-three thousand, two hundred forty-four".