12523030352042 has 32 divisors (see below), whose sum is σ = 21484031969280. Its totient is φ = 5363019486720.

The previous prime is 12523030351933. The next prime is 12523030352047. The reversal of 12523030352042 is 24025303032521.

It is not an unprimeable number, because it can be changed into a prime (12523030352047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107660378 + ... + 107776634.

It is an arithmetic number, because the mean of its divisors is an integer number (671375999040).

Almost surely, 2^{12523030352042} is an apocalyptic number.

12523030352042 is a deficient number, since it is larger than the sum of its proper divisors (8961001617238).

12523030352042 is a wasteful number, since it uses less digits than its factorization.

12523030352042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121926.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 12523030352042 its reverse (24025303032521), we get a palindrome (36548333384563).

The spelling of 12523030352042 in words is "twelve trillion, five hundred twenty-three billion, thirty million, three hundred fifty-two thousand, forty-two".