111843704216 has 8 divisors (see below), whose sum is σ = 209706945420. Its totient is φ = 55921852104.

The previous prime is 111843704153. The next prime is 111843704243. The reversal of 111843704216 is 612407348111.

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

It is a self number, because there is not a number n which added to its sum of digits gives 111843704216.

It is a congruent number.

It is an unprimeable number.

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, 6990231506 + ... + 6990231521.

Almost surely, 2^111843704216 is an apocalyptic number.

It is an amenable number.

111843704216 is a deficient number, since it is larger than the sum of its proper divisors (97863241204).

111843704216 is a wasteful number, since it uses less digits than its factorization.

111843704216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13980463033 (or 13980463029 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

The spelling of 111843704216 in words is "one hundred eleven billion, eight hundred forty-three million, seven hundred four thousand, two hundred sixteen".