112122212220211 has 12 divisors (see below), whose sum is σ = 113846703157152. Its totient is φ = 110423470059408.

The previous prime is 112122212220173. The next prime is 112122212220217. The reversal of 112122212220211 is 112022212221211.

It is a de Polignac number, because none of the positive numbers 2^k-112122212220211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112122212220217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16774566 + ... + 22486228.

It is an arithmetic number, because the mean of its divisors is an integer number (9487225263096).

Almost surely, 2^{112122212220211} is an apocalyptic number.

112122212220211 is a deficient number, since it is larger than the sum of its proper divisors (1724490936941).

112122212220211 is an frugal number, since it uses more digits than its factorization.

112122212220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5716170 (or 5716103 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 112122212220211 its reverse (112022212221211), we get a palindrome (224144424441422).

The spelling of 112122212220211 in words is "one hundred twelve trillion, one hundred twenty-two billion, two hundred twelve million, two hundred twenty thousand, two hundred eleven".