13112311246 has 32 divisors (see below), whose sum is σ = 20329602048. Its totient is φ = 6340213440.

The previous prime is 13112311231. The next prime is 13112311291. The reversal of 13112311246 is 64211321131.

It is a self number, because there is not a number n which added to its sum of digits gives 13112311246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2178381 + ... + 2184391.

It is an arithmetic number, because the mean of its divisors is an integer number (635300064).

Almost surely, 2^13112311246 is an apocalyptic number.

13112311246 is a deficient number, since it is larger than the sum of its proper divisors (7217290802).

13112311246 is a wasteful number, since it uses less digits than its factorization.

13112311246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6376.

The product of its digits is 864, while the sum is 25.

Adding to 13112311246 its reverse (64211321131), we get a palindrome (77323632377).

The spelling of 13112311246 in words is "thirteen billion, one hundred twelve million, three hundred eleven thousand, two hundred forty-six".