13442533031012 has 12 divisors (see below), whose sum is σ = 23531020460976. Its totient is φ = 6719384327880.

The previous prime is 13442533030991. The next prime is 13442533031021. The reversal of 13442533031012 is 21013033524431.

It is a self number, because there is not a number n which added to its sum of digits gives 13442533031012.

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, 470530838 + ... + 470559405.

It is an arithmetic number, because the mean of its divisors is an integer number (1960918371748).

Almost surely, 2^{13442533031012} is an apocalyptic number.

It is an amenable number.

13442533031012 is a deficient number, since it is larger than the sum of its proper divisors (10088487429964).

13442533031012 is a wasteful number, since it uses less digits than its factorization.

13442533031012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941093818 (or 941093816 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 13442533031012 its reverse (21013033524431), we get a palindrome (34455566555443).

The spelling of 13442533031012 in words is "thirteen trillion, four hundred forty-two billion, five hundred thirty-three million, thirty-one thousand, twelve".