20023333332011 has 4 divisors (see below), whose sum is σ = 20047199046000. Its totient is φ = 19999467618024.

The previous prime is 20023333331959. The next prime is 20023333332061. The reversal of 20023333332011 is 11023333332002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20023333332011 - 2⁴² = 15625286820907 is a prime.

It is a super-3 number, since 3×20023333332011³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20023333332061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11932855736 + ... + 11932857413.

It is an arithmetic number, because the mean of its divisors is an integer number (5011799761500).

Almost surely, 2^{20023333332011} is an apocalyptic number.

20023333332011 is a deficient number, since it is larger than the sum of its proper divisors (23865713989).

20023333332011 is an equidigital number, since it uses as much as digits as its factorization.

20023333332011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23865713988.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 20023333332011 its reverse (11023333332002), we get a palindrome (31046666664013).

Subtracting from 20023333332011 its reverse (11023333332002), we obtain a palindrome (9000000000009).

The spelling of 20023333332011 in words is "twenty trillion, twenty-three billion, three hundred thirty-three million, three hundred thirty-two thousand, eleven".