23140204133 has 4 divisors (see below), whose sum is σ = 23140595040. Its totient is φ = 23139813228.

The previous prime is 23140204123. The next prime is 23140204141. The reversal of 23140204133 is 33140204132.

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 23140204133 - 2¹² = 23140200037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23140204099 and 23140204108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23140204103) 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, 86363 + ... + 231816.

It is an arithmetic number, because the mean of its divisors is an integer number (5785148760).

Almost surely, 2^23140204133 is an apocalyptic number.

It is an amenable number.

23140204133 is a deficient number, since it is larger than the sum of its proper divisors (390907).

23140204133 is an equidigital number, since it uses as much as digits as its factorization.

23140204133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390906.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 23140204133 its reverse (33140204132), we get a palindrome (56280408265).

Subtracting 23140204133 from its reverse (33140204132), we obtain a palindrome (9999999999).

The spelling of 23140204133 in words is "twenty-three billion, one hundred forty million, two hundred four thousand, one hundred thirty-three".