20032320033 has 28 divisors (see below), whose sum is σ = 32765184528. Its totient is φ = 12140795160.

The previous prime is 20032320031. The next prime is 20032320037. The reversal of 20032320033 is 33002323002.

It is not a de Polignac number, because 20032320033 - 2¹ = 20032320031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20032319988 and 20032320015.

It is not an unprimeable number, because it can be changed into a prime (20032320031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1241035 + ... + 1257072.

Almost surely, 2^20032320033 is an apocalyptic number.

It is an amenable number.

20032320033 is a deficient number, since it is larger than the sum of its proper divisors (12732864495).

20032320033 is an equidigital number, since it uses as much as digits as its factorization.

20032320033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2498136 (or 2498121 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

Adding to 20032320033 its reverse (33002323002), we get a palindrome (53034643035).

The spelling of 20032320033 in words is "twenty billion, thirty-two million, three hundred twenty thousand, thirty-three".