112012111 has 2 divisors, whose sum is σ = 112012112. Its totient is φ = 112012110.

The previous prime is 112012097. The next prime is 112012127. The reversal of 112012111 is 111210211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112012111 - 2⁵ = 112012079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112012151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56006055 + 56006056.

It is an arithmetic number, because the mean of its divisors is an integer number (56006056).

Almost surely, 2^112012111 is an apocalyptic number.

112012111 is a deficient number, since it is larger than the sum of its proper divisors (1).

112012111 is an equidigital number, since it uses as much as digits as its factorization.

112012111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 112012111 is about 10583.5774197575. The cubic root of 112012111 is about 482.0458267523.

Adding to 112012111 its reverse (111210211), we get a palindrome (223222322).

It can be divided in two parts, 1120 and 12111, that added together give a palindrome (13231).

The spelling of 112012111 in words is "one hundred twelve million, twelve thousand, one hundred eleven".