20043232201 has 2 divisors, whose sum is σ = 20043232202. Its totient is φ = 20043232200.

The previous prime is 20043232199. The next prime is 20043232247. The reversal of 20043232201 is 10223234002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17675436601 + 2367795600 = 132949^2 + 48660^2 .

It is a cyclic number.

It is not a de Polignac number, because 20043232201 - 2¹ = 20043232199 is a prime.

Together with 20043232199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20043232291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10021616100 + 10021616101.

It is an arithmetic number, because the mean of its divisors is an integer number (10021616101).

Almost surely, 2^20043232201 is an apocalyptic number.

It is an amenable number.

20043232201 is a deficient number, since it is larger than the sum of its proper divisors (1).

20043232201 is an equidigital number, since it uses as much as digits as its factorization.

20043232201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20043232201 its reverse (10223234002), we get a palindrome (30266466203).

The spelling of 20043232201 in words is "twenty billion, forty-three million, two hundred thirty-two thousand, two hundred one".