23245012543123 has 16 divisors (see below), whose sum is σ = 26697617309376. Its totient is φ = 19825494520320.

The previous prime is 23245012543121. The next prime is 23245012543133. The reversal of 23245012543123 is 32134521054232.

It is a cyclic number.

It is not a de Polignac number, because 23245012543123 - 2¹ = 23245012543121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23245012543121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2337858 + ... + 7208023.

It is an arithmetic number, because the mean of its divisors is an integer number (1668601081836).

Almost surely, 2^{23245012543123} is an apocalyptic number.

23245012543123 is a deficient number, since it is larger than the sum of its proper divisors (3452604766253).

23245012543123 is a wasteful number, since it uses less digits than its factorization.

23245012543123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9547614.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 23245012543123 its reverse (32134521054232), we get a palindrome (55379533597355).

The spelling of 23245012543123 in words is "twenty-three trillion, two hundred forty-five billion, twelve million, five hundred forty-three thousand, one hundred twenty-three".