13112344216 has 8 divisors (see below), whose sum is σ = 24585645420. Its totient is φ = 6556172104.

The previous prime is 13112344199. The next prime is 13112344309. The reversal of 13112344216 is 61244321131.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 819521506 + ... + 819521521.

Almost surely, 2^13112344216 is an apocalyptic number.

It is an amenable number.

13112344216 is a deficient number, since it is larger than the sum of its proper divisors (11473301204).

13112344216 is a wasteful number, since it uses less digits than its factorization.

13112344216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639043033 (or 1639043029 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

Adding to 13112344216 its reverse (61244321131), we get a palindrome (74356665347).

The spelling of 13112344216 in words is "thirteen billion, one hundred twelve million, three hundred forty-four thousand, two hundred sixteen".