2023111 has 4 divisors (see below), whose sum is σ = 2048800. Its totient is φ = 1997424.

The previous prime is 2023097. The next prime is 2023117. The reversal of 2023111 is 1113202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1113202 = 2 ⋅556601.

It is a cyclic number.

It is not a de Polignac number, because 2023111 - 2¹³ = 2014919 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 (2023117) 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, 12726 + ... + 12883.

It is an arithmetic number, because the mean of its divisors is an integer number (512200).

2^2023111 is an apocalyptic number.

2023111 is a deficient number, since it is larger than the sum of its proper divisors (25689).

2023111 is an equidigital number, since it uses as much as digits as its factorization.

2023111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25688.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 2023111 is about 1422.3610652714. The cubic root of 2023111 is about 126.4755481909.

Adding to 2023111 its reverse (1113202), we get a palindrome (3136313).

Subtracting from 2023111 its reverse (1113202), we obtain a palindrome (909909).

The spelling of 2023111 in words is "two million, twenty-three thousand, one hundred eleven".