111020042 has 8 divisors (see below), whose sum is σ = 190320096. Its totient is φ = 47580012.

The previous prime is 111020029. The next prime is 111020111. The reversal of 111020042 is 240020111.

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

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, 3964988 + ... + 3965015.

It is an arithmetic number, because the mean of its divisors is an integer number (23790012).

Almost surely, 2^111020042 is an apocalyptic number.

111020042 is a deficient number, since it is larger than the sum of its proper divisors (79300054).

111020042 is an equidigital number, since it uses as much as digits as its factorization.

111020042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7930012.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 111020042 is about 10536.6048611495. The cubic root of 111020042 is about 480.6184764822.

Adding to 111020042 its reverse (240020111), we get a palindrome (351040153).

The spelling of 111020042 in words is "one hundred eleven million, twenty thousand, forty-two".