23203110133 has 4 divisors (see below), whose sum is σ = 26517840160. Its totient is φ = 19888380108.

The previous prime is 23203110121. The next prime is 23203110157. The reversal of 23203110133 is 33101130232.

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 not a de Polignac number, because 23203110133 - 2⁹ = 23203109621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23203110133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23203110103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1657365003 + ... + 1657365016.

It is an arithmetic number, because the mean of its divisors is an integer number (6629460040).

Almost surely, 2^23203110133 is an apocalyptic number.

It is an amenable number.

23203110133 is a deficient number, since it is larger than the sum of its proper divisors (3314730027).

23203110133 is an equidigital number, since it uses as much as digits as its factorization.

23203110133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314730026.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 23203110133 its reverse (33101130232), we get a palindrome (56304240365).

The spelling of 23203110133 in words is "twenty-three billion, two hundred three million, one hundred ten thousand, one hundred thirty-three".