13431232204302 has 48 divisors (see below), whose sum is σ = 31129700856192. Its totient is φ = 3830654455680.

The previous prime is 13431232204241. The next prime is 13431232204303. The reversal of 13431232204302 is 20340223213431.

It is a happy number.

13431232204302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13431232204302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13431232204303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 352063138 + ... + 352101285.

It is an arithmetic number, because the mean of its divisors is an integer number (648535434504).

Almost surely, 2^{13431232204302} is an apocalyptic number.

13431232204302 is an abundant number, since it is smaller than the sum of its proper divisors (17698468651890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13431232204302 is a wasteful number, since it uses less digits than its factorization.

13431232204302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704164473 (or 704164456 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 13431232204302 its reverse (20340223213431), we get a palindrome (33771455417733).

The spelling of 13431232204302 in words is "thirteen trillion, four hundred thirty-one billion, two hundred thirty-two million, two hundred four thousand, three hundred two".