20201320033 has 2 divisors, whose sum is σ = 20201320034. Its totient is φ = 20201320032.

The previous prime is 20201320019. The next prime is 20201320039. The reversal of 20201320033 is 33002310202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19213286544 + 988033489 = 138612^2 + 31433^2 .

It is a cyclic number.

It is not a de Polignac number, because 20201320033 - 2²¹ = 20199222881 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20201319989 and 20201320016.

It is not a weakly prime, because it can be changed into another prime (20201320039) 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, 10100660016 + 10100660017.

It is an arithmetic number, because the mean of its divisors is an integer number (10100660017).

Almost surely, 2^20201320033 is an apocalyptic number.

It is an amenable number.

20201320033 is a deficient number, since it is larger than the sum of its proper divisors (1).

20201320033 is an equidigital number, since it uses as much as digits as its factorization.

20201320033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 20201320033 its reverse (33002310202), we get a palindrome (53203630235).

The spelling of 20201320033 in words is "twenty billion, two hundred one million, three hundred twenty thousand, thirty-three".