111330442 has 16 divisors (see below), whose sum is σ = 174589632. Its totient is φ = 53143200.

The previous prime is 111330421. The next prime is 111330497. The reversal of 111330442 is 244033111.

It is a super-3 number, since 3×111330442³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25633 + ... + 29659.

It is an arithmetic number, because the mean of its divisors is an integer number (10911852).

Almost surely, 2^111330442 is an apocalyptic number.

111330442 is a deficient number, since it is larger than the sum of its proper divisors (63259190).

111330442 is a wasteful number, since it uses less digits than its factorization.

111330442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4653.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 111330442 is about 10551.3241823005. The cubic root of 111330442 is about 481.0659787346.

Adding to 111330442 its reverse (244033111), we get a palindrome (355363553).

The spelling of 111330442 in words is "one hundred eleven million, three hundred thirty thousand, four hundred forty-two".