21302210233201 has 2 divisors, whose sum is σ = 21302210233202. Its totient is φ = 21302210233200.

The previous prime is 21302210233133. The next prime is 21302210233243. The reversal of 21302210233201 is 10233201220312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17316217948176 + 3985992285025 = 4161276^2 + 1996495^2 .

It is a cyclic number.

It is not a de Polignac number, because 21302210233201 - 2²¹ = 21302208136049 is a prime.

It is not a weakly prime, because it can be changed into another prime (21302210233001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10651105116600 + 10651105116601.

It is an arithmetic number, because the mean of its divisors is an integer number (10651105116601).

Almost surely, 2^{21302210233201} is an apocalyptic number.

It is an amenable number.

21302210233201 is a deficient number, since it is larger than the sum of its proper divisors (1).

21302210233201 is an equidigital number, since it uses as much as digits as its factorization.

21302210233201 is an odious number, because the sum of its binary digits is odd.

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

Adding to 21302210233201 its reverse (10233201220312), we get a palindrome (31535411453513).

The spelling of 21302210233201 in words is "twenty-one trillion, three hundred two billion, two hundred ten million, two hundred thirty-three thousand, two hundred one".