1112100042 has 8 divisors (see below), whose sum is σ = 2224200096. Its totient is φ = 370700012.

The previous prime is 1112100037. The next prime is 1112100049. The reversal of 1112100042 is 2400012111.

It is a happy number.

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

1112100042 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1112100049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92674998 + ... + 92675009.

It is an arithmetic number, because the mean of its divisors is an integer number (278025012).

Almost surely, 2^1112100042 is an apocalyptic number.

1112100042 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.

1112100042 is a wasteful number, since it uses less digits than its factorization.

1112100042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185350012.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1112100042 is about 33348.1639974377. The cubic root of 1112100042 is about 1036.0513613520.

Adding to 1112100042 its reverse (2400012111), we get a palindrome (3512112153).

The spelling of 1112100042 in words is "one billion, one hundred twelve million, one hundred thousand, forty-two".