13251232203142 has 16 divisors (see below), whose sum is σ = 20020089474000. Its totient is φ = 6577870199040.

The previous prime is 13251232203113. The next prime is 13251232203149. The reversal of 13251232203142 is 24130223215231.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13251232203149) 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 7 ways as a sum of consecutive naturals, for example, 27550734 + ... + 28027582.

It is an arithmetic number, because the mean of its divisors is an integer number (1251255592125).

Almost surely, 2^{13251232203142} is an apocalyptic number.

13251232203142 is a deficient number, since it is larger than the sum of its proper divisors (6768857270858).

13251232203142 is a wasteful number, since it uses less digits than its factorization.

13251232203142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576951.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 13251232203142 its reverse (24130223215231), we get a palindrome (37381455418373).

The spelling of 13251232203142 in words is "thirteen trillion, two hundred fifty-one billion, two hundred thirty-two million, two hundred three thousand, one hundred forty-two".