20001303001 has 2 divisors, whose sum is σ = 20001303002. Its totient is φ = 20001303000.

The previous prime is 20001302969. The next prime is 20001303011. The reversal of 20001303001 is 10030310002.

It is an a-pointer prime, because the next prime (20001303011) can be obtained adding 20001303001 to its sum of digits (10).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17250195600 + 2751107401 = 131340^2 + 52451^2 .

It is a cyclic number.

It is not a de Polignac number, because 20001303001 - 2⁵ = 20001302969 is a prime.

It is not a weakly prime, because it can be changed into another prime (20001303011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000651500 + 10000651501.

It is an arithmetic number, because the mean of its divisors is an integer number (10000651501).

Almost surely, 2^20001303001 is an apocalyptic number.

It is an amenable number.

20001303001 is a deficient number, since it is larger than the sum of its proper divisors (1).

20001303001 is an equidigital number, since it uses as much as digits as its factorization.

20001303001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 20001303001 its reverse (10030310002), we get a palindrome (30031613003).

The spelling of 20001303001 in words is "twenty billion, one million, three hundred three thousand, one".