111116056216 has 32 divisors (see below), whose sum is σ = 227795976000. Its totient is φ = 50393268640.

The previous prime is 111116056189. The next prime is 111116056231. The reversal of 111116056216 is 612650611111.

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 in 7 ways as a sum of consecutive naturals, for example, 1386166 + ... + 1464133.

It is an arithmetic number, because the mean of its divisors is an integer number (7118624250).

Almost surely, 2^111116056216 is an apocalyptic number.

It is an amenable number.

111116056216 is an abundant number, since it is smaller than the sum of its proper divisors (116679919784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111116056216 is a wasteful number, since it uses less digits than its factorization.

111116056216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2850759 (or 2850755 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 31.

Adding to 111116056216 its reverse (612650611111), we get a palindrome (723766667327).

The spelling of 111116056216 in words is "one hundred eleven billion, one hundred sixteen million, fifty-six thousand, two hundred sixteen".