21343341335 has 8 divisors (see below), whose sum is σ = 25622647056. Its totient is φ = 17067581440.

The previous prime is 21343341319. The next prime is 21343341343. The reversal of 21343341335 is 53314334312.

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

It is not a de Polignac number, because 21343341335 - 2⁴ = 21343341319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 873194 + ... + 897303.

It is an arithmetic number, because the mean of its divisors is an integer number (3202830882).

Almost surely, 2^21343341335 is an apocalyptic number.

21343341335 is a deficient number, since it is larger than the sum of its proper divisors (4279305721).

21343341335 is a wasteful number, since it uses less digits than its factorization.

21343341335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772913.

The product of its digits is 38880, while the sum is 32.

Adding to 21343341335 its reverse (53314334312), we get a palindrome (74657675647).

The spelling of 21343341335 in words is "twenty-one billion, three hundred forty-three million, three hundred forty-one thousand, three hundred thirty-five".