21833338385011 has 8 divisors (see below), whose sum is σ = 22784732946720. Its totient is φ = 20882120404992.

The previous prime is 21833338385009. The next prime is 21833338385071. The reversal of 21833338385011 is 11058383333812.

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 21833338385011 - 2¹ = 21833338385009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21833338385071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43892716 + ... + 44387353.

It is an arithmetic number, because the mean of its divisors is an integer number (2848091618340).

Almost surely, 2^{21833338385011} is an apocalyptic number.

21833338385011 is a deficient number, since it is larger than the sum of its proper divisors (951394561709).

21833338385011 is a wasteful number, since it uses less digits than its factorization.

21833338385011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88290845.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 21833338385011 in words is "twenty-one trillion, eight hundred thirty-three billion, three hundred thirty-eight million, three hundred eighty-five thousand, eleven".