23120133103 has 4 divisors (see below), whose sum is σ = 23121885928. Its totient is φ = 23118380280.

The previous prime is 23120133073. The next prime is 23120133107. The reversal of 23120133103 is 30133102132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23120133103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23120133107) 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, 856476 + ... + 883057.

It is an arithmetic number, because the mean of its divisors is an integer number (5780471482).

Almost surely, 2^23120133103 is an apocalyptic number.

23120133103 is a deficient number, since it is larger than the sum of its proper divisors (1752825).

23120133103 is a wasteful number, since it uses less digits than its factorization.

23120133103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1752824.

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

Adding to 23120133103 its reverse (30133102132), we get a palindrome (53253235235).

The spelling of 23120133103 in words is "twenty-three billion, one hundred twenty million, one hundred thirty-three thousand, one hundred three".