23203340123 has 4 divisors (see below), whose sum is σ = 23742952728. Its totient is φ = 22663727520.

The previous prime is 23203340119. The next prime is 23203340131. The reversal of 23203340123 is 32104330232.

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 23203340123 - 2² = 23203340119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23203340323) 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, 269806238 + ... + 269806323.

It is an arithmetic number, because the mean of its divisors is an integer number (5935738182).

Almost surely, 2^23203340123 is an apocalyptic number.

23203340123 is a deficient number, since it is larger than the sum of its proper divisors (539612605).

23203340123 is an equidigital number, since it uses as much as digits as its factorization.

23203340123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539612604.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 23203340123 its reverse (32104330232), we get a palindrome (55307670355).

The spelling of 23203340123 in words is "twenty-three billion, two hundred three million, three hundred forty thousand, one hundred twenty-three".