2320120111 has 4 divisors (see below), whose sum is σ = 2349488800. Its totient is φ = 2290751424.

The previous prime is 2320120097. The next prime is 2320120133. The reversal of 2320120111 is 1110210232.

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 2320120111 - 2¹³ = 2320111919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2320120091 and 2320120100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320120151) 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, 14684226 + ... + 14684383.

It is an arithmetic number, because the mean of its divisors is an integer number (587372200).

Almost surely, 2^2320120111 is an apocalyptic number.

2320120111 is a deficient number, since it is larger than the sum of its proper divisors (29368689).

2320120111 is an equidigital number, since it uses as much as digits as its factorization.

2320120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29368688.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 2320120111 is about 48167.6251334857. The cubic root of 2320120111 is about 1323.8440348269.

Adding to 2320120111 its reverse (1110210232), we get a palindrome (3430330343).

The spelling of 2320120111 in words is "two billion, three hundred twenty million, one hundred twenty thousand, one hundred eleven".