2320111123 has 4 divisors (see below), whose sum is σ = 2531030328. Its totient is φ = 2109191920.

The previous prime is 2320111121. The next prime is 2320111181. The reversal of 2320111123 is 3211110232.

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

It is not a de Polignac number, because 2320111123 - 2¹ = 2320111121 is a prime.

It is a super-2 number, since 2×2320111123² = 10765831246136642258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2320111097 and 2320111106.

It is not an unprimeable number, because it can be changed into a prime (2320111121) 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, 105459586 + ... + 105459607.

It is an arithmetic number, because the mean of its divisors is an integer number (632757582).

Almost surely, 2^2320111123 is an apocalyptic number.

2320111123 is a deficient number, since it is larger than the sum of its proper divisors (210919205).

2320111123 is a wasteful number, since it uses less digits than its factorization.

2320111123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210919204.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2320111123 is about 48167.5318342138. The cubic root of 2320111123 is about 1323.8423253284.

Adding to 2320111123 its reverse (3211110232), we get a palindrome (5531221355).

The spelling of 2320111123 in words is "two billion, three hundred twenty million, one hundred eleven thousand, one hundred twenty-three".