23100133 has 4 divisors (see below), whose sum is σ = 26400160. Its totient is φ = 19800108.

The previous prime is 23100109. The next prime is 23100149. The reversal of 23100133 is 33100132.

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 23100133 - 2⁵ = 23100101 is a prime.

It is a super-2 number, since 2×23100133² = 1067232289235378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23106133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1650003 + ... + 1650016.

It is an arithmetic number, because the mean of its divisors is an integer number (6600040).

Almost surely, 2^23100133 is an apocalyptic number.

It is an amenable number.

23100133 is a deficient number, since it is larger than the sum of its proper divisors (3300027).

23100133 is an equidigital number, since it uses as much as digits as its factorization.

23100133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300026.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 23100133 is about 4806.2597724218. The cubic root of 23100133 is about 284.7988033145.

Adding to 23100133 its reverse (33100132), we get a palindrome (56200265).

Subtracting 23100133 from its reverse (33100132), we obtain a palindrome (9999999).

The spelling of 23100133 in words is "twenty-three million, one hundred thousand, one hundred thirty-three".