111168681120 has 192 divisors, whose sum is σ = 444674845440. Its totient is φ = 25409977344.

The previous prime is 111168681109. The next prime is 111168681131. The reversal of 111168681120 is 21186861111.

It is an interprime number because it is at equal distance from previous prime (111168681109) and next prime (111168681131).

It is a Harshad number since it is a multiple of its sum of digits (36).

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 31 ways as a sum of consecutive naturals, for example, 1807867 + ... + 1868346.

It is an arithmetic number, because the mean of its divisors is an integer number (2316014820).

Almost surely, 2^111168681120 is an apocalyptic number.

111168681120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111168681120 is an abundant number, since it is smaller than the sum of its proper divisors (333506164320).

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

111168681120 is a wasteful number, since it uses less digits than its factorization.

111168681120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3676244 (or 3676230 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 36.

The spelling of 111168681120 in words is "one hundred eleven billion, one hundred sixty-eight million, six hundred eighty-one thousand, one hundred twenty".