21133023100333 has 8 divisors (see below), whose sum is σ = 21732697962360. Its totient is φ = 20537359441920.

The previous prime is 21133023100327. The next prime is 21133023100363. The reversal of 21133023100333 is 33300132033112.

It can be written as a sum of positive squares in 4 ways, for example, as 2945212010244 + 18187811090089 = 1716162^2 + 4264717^2 .

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 21133023100333 - 2²¹ = 21133021003181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21133023100298 and 21133023100307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21133023100363) 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, 1002790218 + ... + 1002811291.

It is an arithmetic number, because the mean of its divisors is an integer number (2716587245295).

Almost surely, 2^{21133023100333} is an apocalyptic number.

It is an amenable number.

21133023100333 is a deficient number, since it is larger than the sum of its proper divisors (599674862027).

21133023100333 is a wasteful number, since it uses less digits than its factorization.

21133023100333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005601807.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 21133023100333 its reverse (33300132033112), we get a palindrome (54433155133445).

The spelling of 21133023100333 in words is "twenty-one trillion, one hundred thirty-three billion, twenty-three million, one hundred thousand, three hundred thirty-three".