12020330103311 has 4 divisors (see below), whose sum is σ = 12096892715592. Its totient is φ = 11943767491032.

The previous prime is 12020330103251. The next prime is 12020330103323. The reversal of 12020330103311 is 11330103302021.

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 12020330103311 - 2⁶ = 12020330103247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020330103391) 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, 38281305905 + ... + 38281306218.

It is an arithmetic number, because the mean of its divisors is an integer number (3024223178898).

Almost surely, 2^{12020330103311} is an apocalyptic number.

12020330103311 is a deficient number, since it is larger than the sum of its proper divisors (76562612281).

12020330103311 is an equidigital number, since it uses as much as digits as its factorization.

12020330103311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76562612280.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 12020330103311 its reverse (11330103302021), we get a palindrome (23350433405332).

The spelling of 12020330103311 in words is "twelve trillion, twenty billion, three hundred thirty million, one hundred three thousand, three hundred eleven".