21302320132033 has 8 divisors (see below), whose sum is σ = 21338237329920. Its totient is φ = 21266404504800.

The previous prime is 21302320131997. The next prime is 21302320132043. The reversal of 21302320132033 is 33023102320312.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21302320132033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21302320131989 and 21302320132007.

It is not an unprimeable number, because it can be changed into a prime (21302320132043) 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, 28551216 + ... + 29287822.

It is an arithmetic number, because the mean of its divisors is an integer number (2667279666240).

Almost surely, 2^{21302320132033} is an apocalyptic number.

It is an amenable number.

21302320132033 is a deficient number, since it is larger than the sum of its proper divisors (35917197887).

21302320132033 is an equidigital number, since it uses as much as digits as its factorization.

21302320132033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785327.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 21302320132033 its reverse (33023102320312), we get a palindrome (54325422452345).

The spelling of 21302320132033 in words is "twenty-one trillion, three hundred two billion, three hundred twenty million, one hundred thirty-two thousand, thirty-three".