13031113423340 has 24 divisors (see below), whose sum is σ = 28001741404560. Its totient is φ = 5091225709248.

The previous prime is 13031113423327. The next prime is 13031113423357. The reversal of 13031113423340 is 4332431113031.

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, 7576227875 + ... + 7576229594.

It is an arithmetic number, because the mean of its divisors is an integer number (1166739225190).

Almost surely, 2^{13031113423340} is an apocalyptic number.

13031113423340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13031113423340 is an abundant number, since it is smaller than the sum of its proper divisors (14970627981220).

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

13031113423340 is a wasteful number, since it uses less digits than its factorization.

13031113423340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15152457521 (or 15152457519 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 13031113423340 its reverse (4332431113031), we get a palindrome (17363544536371).

The spelling of 13031113423340 in words is "thirteen trillion, thirty-one billion, one hundred thirteen million, four hundred twenty-three thousand, three hundred forty".