2331120220211 has 4 divisors (see below), whose sum is σ = 2338713445992. Its totient is φ = 2323526994432.

The previous prime is 2331120220207. The next prime is 2331120220223. The reversal of 2331120220211 is 1120220211332.

2331120220211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2331120220211 - 2² = 2331120220207 is a prime.

It is a super-2 number, since 2×2331120220211² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2331120220241) 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, 3796612430 + ... + 3796613043.

It is an arithmetic number, because the mean of its divisors is an integer number (584678361498).

Almost surely, 2^{2331120220211} is an apocalyptic number.

2331120220211 is a deficient number, since it is larger than the sum of its proper divisors (7593225781).

2331120220211 is an equidigital number, since it uses as much as digits as its factorization.

2331120220211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7593225780.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2331120220211 its reverse (1120220211332), we get a palindrome (3451340431543).

The spelling of 2331120220211 in words is "two trillion, three hundred thirty-one billion, one hundred twenty million, two hundred twenty thousand, two hundred eleven".