23023303321121 has 4 divisors (see below), whose sum is σ = 23413528801200. Its totient is φ = 22633077841044.

The previous prime is 23023303321111. The next prime is 23023303321147. The reversal of 23023303321121 is 12112330332032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23023303321121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23023303321111) 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, 195112739951 + ... + 195112740068.

It is an arithmetic number, because the mean of its divisors is an integer number (5853382200300).

Almost surely, 2^{23023303321121} is an apocalyptic number.

It is an amenable number.

23023303321121 is a deficient number, since it is larger than the sum of its proper divisors (390225480079).

23023303321121 is an equidigital number, since it uses as much as digits as its factorization.

23023303321121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390225480078.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 23023303321121 its reverse (12112330332032), we get a palindrome (35135633653153).

The spelling of 23023303321121 in words is "twenty-three trillion, twenty-three billion, three hundred three million, three hundred twenty-one thousand, one hundred twenty-one".