13031431411312 has 20 divisors (see below), whose sum is σ = 25338250319616. Its totient is φ = 6492528103040.

The previous prime is 13031431411303. The next prime is 13031431411321. The reversal of 13031431411312 is 21311413413031.

It is an interprime number because it is at equal distance from previous prime (13031431411303) and next prime (13031431411321).

It is a super-2 number, since 2×13031431411312² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1449220528 + ... + 1449229519.

Almost surely, 2^{13031431411312} is an apocalyptic number.

It is an amenable number.

13031431411312 is a deficient number, since it is larger than the sum of its proper divisors (12306818908304).

13031431411312 is a wasteful number, since it uses less digits than its factorization.

13031431411312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2898450336 (or 2898450330 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 13031431411312 its reverse (21311413413031), we get a palindrome (34342844824343).

The spelling of 13031431411312 in words is "thirteen trillion, thirty-one billion, four hundred thirty-one million, four hundred eleven thousand, three hundred twelve".