21367316333 has 8 divisors (see below), whose sum is σ = 23374733760. Its totient is φ = 19370721280.

The previous prime is 21367316291. The next prime is 21367316359. The reversal of 21367316333 is 33361376312.

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

It is a cyclic number.

It is not a de Polignac number, because 21367316333 - 2²⁰ = 21366267757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21367316363) 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, 2701460 + ... + 2709357.

It is an arithmetic number, because the mean of its divisors is an integer number (2921841720).

Almost surely, 2^21367316333 is an apocalyptic number.

It is an amenable number.

21367316333 is a deficient number, since it is larger than the sum of its proper divisors (2007417427).

21367316333 is a wasteful number, since it uses less digits than its factorization.

21367316333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5411187.

The product of its digits is 122472, while the sum is 38.

The spelling of 21367316333 in words is "twenty-one billion, three hundred sixty-seven million, three hundred sixteen thousand, three hundred thirty-three".