20341321001 has 2 divisors, whose sum is σ = 20341321002. Its totient is φ = 20341321000.

The previous prime is 20341320983. The next prime is 20341321051. The reversal of 20341321001 is 10012314302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13328933401 + 7012387600 = 115451^2 + 83740^2 .

It is a cyclic number.

It is not a de Polignac number, because 20341321001 - 2¹⁴ = 20341304617 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (20341321051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10170660500 + 10170660501.

It is an arithmetic number, because the mean of its divisors is an integer number (10170660501).

Almost surely, 2^20341321001 is an apocalyptic number.

It is an amenable number.

20341321001 is a deficient number, since it is larger than the sum of its proper divisors (1).

20341321001 is an equidigital number, since it uses as much as digits as its factorization.

20341321001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20341321001 its reverse (10012314302), we get a palindrome (30353635303).

The spelling of 20341321001 in words is "twenty billion, three hundred forty-one million, three hundred twenty-one thousand, one".