13143531420332 has 24 divisors (see below), whose sum is σ = 23078157445056. Its totient is φ = 6549778505088.

The previous prime is 13143531420301. The next prime is 13143531420353. The reversal of 13143531420332 is 23302413534131.

It is a junction number, because it is equal to n+sod(n) for n = 13143531420292 and 13143531420301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7518653 + ... + 9100395.

It is an arithmetic number, because the mean of its divisors is an integer number (961589893544).

Almost surely, 2^{13143531420332} is an apocalyptic number.

It is an amenable number.

13143531420332 is a deficient number, since it is larger than the sum of its proper divisors (9934626024724).

13143531420332 is a wasteful number, since it uses less digits than its factorization.

13143531420332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588697 (or 1588695 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

Adding to 13143531420332 its reverse (23302413534131), we get a palindrome (36445944954463).

The spelling of 13143531420332 in words is "thirteen trillion, one hundred forty-three billion, five hundred thirty-one million, four hundred twenty thousand, three hundred thirty-two".