20232123 has 4 divisors (see below), whose sum is σ = 26976168. Its totient is φ = 13488080.

The previous prime is 20232101. The next prime is 20232127. The reversal of 20232123 is 32123202.

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 20232123 - 2¹⁴ = 20215739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20232127) 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, 3372018 + ... + 3372023.

It is an arithmetic number, because the mean of its divisors is an integer number (6744042).

Almost surely, 2^20232123 is an apocalyptic number.

20232123 is a deficient number, since it is larger than the sum of its proper divisors (6744045).

20232123 is an equidigital number, since it uses as much as digits as its factorization.

20232123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6744044.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 20232123 is about 4498.0132280819. The cubic root of 20232123 is about 272.4878562610.

Adding to 20232123 its reverse (32123202), we get a palindrome (52355325).

It can be divided in two parts, 202 and 32123, that multiplied together give a palindrome (6488846).

The spelling of 20232123 in words is "twenty million, two hundred thirty-two thousand, one hundred twenty-three".