20330233310011 has 4 divisors (see below), whose sum is σ = 20330249297400. Its totient is φ = 20330217322624.

The previous prime is 20330233309907. The next prime is 20330233310053. The reversal of 20330233310011 is 11001333203302.

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 20330233310011 - 2⁹ = 20330233309499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20330233310911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5904166 + ... + 8690203.

It is an arithmetic number, because the mean of its divisors is an integer number (5082562324350).

Almost surely, 2^{20330233310011} is an apocalyptic number.

20330233310011 is a deficient number, since it is larger than the sum of its proper divisors (15987389).

20330233310011 is a wasteful number, since it uses less digits than its factorization.

20330233310011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15987388.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 20330233310011 its reverse (11001333203302), we get a palindrome (31331566513313).

The spelling of 20330233310011 in words is "twenty trillion, three hundred thirty billion, two hundred thirty-three million, three hundred ten thousand, eleven".