21034424314 has 8 divisors (see below), whose sum is σ = 31553340948. Its totient is φ = 10516644000.

The previous prime is 21034424311. The next prime is 21034424357. The reversal of 21034424314 is 41342443012.

It can be written as a sum of positive squares in 2 ways, for example, as 19817600625 + 1216823689 = 140775^2 + 34883^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (21034424311) 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, 236187 + ... + 312814.

Almost surely, 2^21034424314 is an apocalyptic number.

21034424314 is a deficient number, since it is larger than the sum of its proper divisors (10518916634).

21034424314 is a wasteful number, since it uses less digits than its factorization.

21034424314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568160.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 21034424314 its reverse (41342443012), we get a palindrome (62376867326).

The spelling of 21034424314 in words is "twenty-one billion, thirty-four million, four hundred twenty-four thousand, three hundred fourteen".