21133332301333 has 8 divisors (see below), whose sum is σ = 24165880279040. Its totient is φ = 18104159450160.

The previous prime is 21133332301309. The next prime is 21133332301373. The reversal of 21133332301333 is 33310323333112.

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

It is a de Polignac number, because none of the positive numbers 2^k-21133332301333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21133332301295 and 21133332301304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21133332301373) 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, 843768213 + ... + 843793258.

It is an arithmetic number, because the mean of its divisors is an integer number (3020735034880).

Almost surely, 2^{21133332301333} is an apocalyptic number.

It is an amenable number.

21133332301333 is a deficient number, since it is larger than the sum of its proper divisors (3032547977707).

21133332301333 is a wasteful number, since it uses less digits than its factorization.

21133332301333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1687563267.

The product of its (nonzero) digits is 26244, while the sum is 31.

Adding to 21133332301333 its reverse (33310323333112), we get a palindrome (54443655634445).

The spelling of 21133332301333 in words is "twenty-one trillion, one hundred thirty-three billion, three hundred thirty-two million, three hundred one thousand, three hundred thirty-three".