23505242103403 has 4 divisors (see below), whose sum is σ = 23720886526480. Its totient is φ = 23289597680328.

The previous prime is 23505242103401. The next prime is 23505242103407. The reversal of 23505242103403 is 30430124250532.

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

It is a cyclic number.

It is not a de Polignac number, because 23505242103403 - 2¹ = 23505242103401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23505242103401) 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, 107822211375 + ... + 107822211592.

It is an arithmetic number, because the mean of its divisors is an integer number (5930221631620).

Almost surely, 2^{23505242103403} is an apocalyptic number.

23505242103403 is a deficient number, since it is larger than the sum of its proper divisors (215644423077).

23505242103403 is a wasteful number, since it uses less digits than its factorization.

23505242103403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215644423076.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 23505242103403 its reverse (30430124250532), we get a palindrome (53935366353935).

The spelling of 23505242103403 in words is "twenty-three trillion, five hundred five billion, two hundred forty-two million, one hundred three thousand, four hundred three".