20023332011 has 2 divisors, whose sum is σ = 20023332012. Its totient is φ = 20023332010.

The previous prime is 20023331989. The next prime is 20023332181. The reversal of 20023332011 is 11023332002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20023332011 - 2³⁴ = 2843462827 is a prime.

It is not a weakly prime, because it can be changed into another prime (20023332911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011666005 + 10011666006.

It is an arithmetic number, because the mean of its divisors is an integer number (10011666006).

Almost surely, 2^20023332011 is an apocalyptic number.

20023332011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20023332011 is an equidigital number, since it uses as much as digits as its factorization.

20023332011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20023332011 its reverse (11023332002), we get a palindrome (31046664013).

Subtracting from 20023332011 its reverse (11023332002), we obtain a palindrome (9000000009).

The spelling of 20023332011 in words is "twenty billion, twenty-three million, three hundred thirty-two thousand, eleven".