112110021211 has 4 divisors (see below), whose sum is σ = 112149541152. Its totient is φ = 112070501272.

The previous prime is 112110021187. The next prime is 112110021217. The reversal of 112110021211 is 112120011211.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112110021211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112110021191 and 112110021200.

It is not an unprimeable number, because it can be changed into a prime (112110021217) 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, 19755715 + ... + 19761388.

It is an arithmetic number, because the mean of its divisors is an integer number (28037385288).

Almost surely, 2^112110021211 is an apocalyptic number.

112110021211 is a deficient number, since it is larger than the sum of its proper divisors (39519941).

112110021211 is an equidigital number, since it uses as much as digits as its factorization.

112110021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39519940.

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

Adding to 112110021211 its reverse (112120011211), we get a palindrome (224230032422).

The spelling of 112110021211 in words is "one hundred twelve billion, one hundred ten million, twenty-one thousand, two hundred eleven".