111104142 has 16 divisors (see below), whose sum is σ = 222486912. Its totient is φ = 36988280.

The previous prime is 111104111. The next prime is 111104171. The reversal of 111104142 is 241401111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6234 + ... + 16157.

It is an arithmetic number, because the mean of its divisors is an integer number (13905432).

Almost surely, 2^111104142 is an apocalyptic number.

111104142 is an abundant number, since it is smaller than the sum of its proper divisors (111382770).

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

111104142 is a wasteful number, since it uses less digits than its factorization.

111104142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23223.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 111104142 is about 10540.5949547452. The cubic root of 111104142 is about 480.7398053615.

Adding to 111104142 its reverse (241401111), we get a palindrome (352505253).

The spelling of 111104142 in words is "one hundred eleven million, one hundred four thousand, one hundred forty-two".