112021122211 has 4 divisors (see below), whose sum is σ = 114626264632. Its totient is φ = 109415979792.

The previous prime is 112021122163. The next prime is 112021122223. The reversal of 112021122211 is 112221120211.

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

It is a cyclic number.

It is not a de Polignac number, because 112021122211 - 2¹³ = 112021114019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112021123211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1302571146 + ... + 1302571231.

It is an arithmetic number, because the mean of its divisors is an integer number (28656566158).

Almost surely, 2^112021122211 is an apocalyptic number.

112021122211 is a deficient number, since it is larger than the sum of its proper divisors (2605142421).

112021122211 is an equidigital number, since it uses as much as digits as its factorization.

112021122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605142420.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 112021122211 its reverse (112221120211), we get a palindrome (224242242422).

The spelling of 112021122211 in words is "one hundred twelve billion, twenty-one million, one hundred twenty-two thousand, two hundred eleven".