111042066 has 8 divisors (see below), whose sum is σ = 222084144. Its totient is φ = 37014020.

The previous prime is 111042053. The next prime is 111042097. The reversal of 111042066 is 660240111.

It is a sphenic number, since it is the product of 3 distinct primes.

111042066 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9253500 + ... + 9253511.

It is an arithmetic number, because the mean of its divisors is an integer number (27760518).

Almost surely, 2^111042066 is an apocalyptic number.

111042066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

111042066 is a wasteful number, since it uses less digits than its factorization.

111042066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18507016.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 111042066 is about 10537.6499277590. The cubic root of 111042066 is about 480.6502558536.

Adding to 111042066 its reverse (660240111), we get a palindrome (771282177).

The spelling of 111042066 in words is "one hundred eleven million, forty-two thousand, sixty-six".