112201120111 has 4 divisors (see below), whose sum is σ = 112205365272. Its totient is φ = 112196874952.

The previous prime is 112201120099. The next prime is 112201120123. The reversal of 112201120111 is 111021102211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111021102211 = 3671 ⋅30242741.

It is an interprime number because it is at equal distance from previous prime (112201120099) and next prime (112201120123).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112201120111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112201120091 and 112201120100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112201121111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2082685 + ... + 2135878.

It is an arithmetic number, because the mean of its divisors is an integer number (28051341318).

Almost surely, 2^112201120111 is an apocalyptic number.

112201120111 is a deficient number, since it is larger than the sum of its proper divisors (4245161).

112201120111 is an equidigital number, since it uses as much as digits as its factorization.

112201120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4245160.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 112201120111 its reverse (111021102211), we get a palindrome (223222222322).

The spelling of 112201120111 in words is "one hundred twelve billion, two hundred one million, one hundred twenty thousand, one hundred eleven".