112320111 has 4 divisors (see below), whose sum is σ = 149760152. Its totient is φ = 74880072.

The previous prime is 112320107. The next prime is 112320113. The reversal of 112320111 is 111023211.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 112320111 - 2² = 112320107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112320113) 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, 18720016 + ... + 18720021.

It is an arithmetic number, because the mean of its divisors is an integer number (37440038).

Almost surely, 2^112320111 is an apocalyptic number.

112320111 is a deficient number, since it is larger than the sum of its proper divisors (37440041).

112320111 is an equidigital number, since it uses as much as digits as its factorization.

112320111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37440040.

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

The square root of 112320111 is about 10598.1182763734. The cubic root of 112320111 is about 482.4872499696.

Adding to 112320111 its reverse (111023211), we get a palindrome (223343322).

The spelling of 112320111 in words is "one hundred twelve million, three hundred twenty thousand, one hundred eleven".