21302321022301 has 4 divisors (see below), whose sum is σ = 23238895660704. Its totient is φ = 19365746383900.

The previous prime is 21302321022299. The next prime is 21302321022313. The reversal of 21302321022301 is 10322012320312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 21302321022301 - 2¹ = 21302321022299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21302321022341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 968287319185 + ... + 968287319206.

It is an arithmetic number, because the mean of its divisors is an integer number (5809723915176).

Almost surely, 2^{21302321022301} is an apocalyptic number.

It is an amenable number.

21302321022301 is a deficient number, since it is larger than the sum of its proper divisors (1936574638403).

21302321022301 is a wasteful number, since it uses less digits than its factorization.

21302321022301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936574638402.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 21302321022301 its reverse (10322012320312), we get a palindrome (31624333342613).

The spelling of 21302321022301 in words is "twenty-one trillion, three hundred two billion, three hundred twenty-one million, twenty-two thousand, three hundred one".