21000130322323 has 8 divisors (see below), whose sum is σ = 21402921427200. Its totient is φ = 20600311845960.

The previous prime is 21000130322317. The next prime is 21000130322351. The reversal of 21000130322323 is 32322303100012.

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 21000130322323 - 2³³ = 20991540387731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21000130322294 and 21000130322303.

It is not an unprimeable number, because it can be changed into a prime (21000130322723) 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, 743142865 + ... + 743171122.

It is an arithmetic number, because the mean of its divisors is an integer number (2675365178400).

Almost surely, 2^{21000130322323} is an apocalyptic number.

21000130322323 is a deficient number, since it is larger than the sum of its proper divisors (402791104877).

21000130322323 is a wasteful number, since it uses less digits than its factorization.

21000130322323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486314257.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 21000130322323 its reverse (32322303100012), we get a palindrome (53322433422335).

The spelling of 21000130322323 in words is "twenty-one trillion, one hundred thirty million, three hundred twenty-two thousand, three hundred twenty-three".