13112020313312 has 12 divisors (see below), whose sum is σ = 25814289991896. Its totient is φ = 6556010156640.

The previous prime is 13112020313291. The next prime is 13112020313317. The reversal of 13112020313312 is 21331302021131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13112020313317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204875317364 + ... + 204875317427.

It is an arithmetic number, because the mean of its divisors is an integer number (2151190832658).

Almost surely, 2^{13112020313312} is an apocalyptic number.

It is an amenable number.

13112020313312 is a deficient number, since it is larger than the sum of its proper divisors (12702269678584).

13112020313312 is an equidigital number, since it uses as much as digits as its factorization.

13112020313312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409750634801 (or 409750634793 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 13112020313312 its reverse (21331302021131), we get a palindrome (34443322334443).

The spelling of 13112020313312 in words is "thirteen trillion, one hundred twelve billion, twenty million, three hundred thirteen thousand, three hundred twelve".