111166027216 has 40 divisors (see below), whose sum is σ = 216969550560. Its totient is φ = 55174897536.

The previous prime is 111166027169. The next prime is 111166027303. The reversal of 111166027216 is 612720661111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1748595 + ... + 1811053.

It is an arithmetic number, because the mean of its divisors is an integer number (5424238764).

Almost surely, 2^111166027216 is an apocalyptic number.

111166027216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111166027216 is a deficient number, since it is larger than the sum of its proper divisors (105803523344).

111166027216 is a wasteful number, since it uses less digits than its factorization.

111166027216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63283 (or 63277 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 34.

Adding to 111166027216 its reverse (612720661111), we get a palindrome (723886688327).

The spelling of 111166027216 in words is "one hundred eleven billion, one hundred sixty-six million, twenty-seven thousand, two hundred sixteen".