2023511123 has 4 divisors (see below), whose sum is σ = 2026474488. Its totient is φ = 2020547760.

The previous prime is 2023511099. The next prime is 2023511129. The reversal of 2023511123 is 3211153202.

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 2023511123 - 2¹⁸ = 2023248979 is a prime.

It is a super-2 number, since 2×2023511123² = 8189194529809442258, 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 = 2023511095 and 2023511104.

It is not an unprimeable number, because it can be changed into a prime (2023511129) 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, 1480658 + ... + 1482023.

It is an arithmetic number, because the mean of its divisors is an integer number (506618622).

Almost surely, 2^2023511123 is an apocalyptic number.

2023511123 is a deficient number, since it is larger than the sum of its proper divisors (2963365).

2023511123 is an equidigital number, since it uses as much as digits as its factorization.

2023511123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2963364.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2023511123 is about 44983.4538802880. The cubic root of 2023511123 is about 1264.8388558813.

Adding to 2023511123 its reverse (3211153202), we get a palindrome (5234664325).

The spelling of 2023511123 in words is "two billion, twenty-three million, five hundred eleven thousand, one hundred twenty-three".