112222020211211 has 2 divisors, whose sum is σ = 112222020211212. Its totient is φ = 112222020211210.

The previous prime is 112222020211177. The next prime is 112222020211307. The reversal of 112222020211211 is 112112020222211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112222020211211 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (112222020271211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56111010105605 + 56111010105606.

It is an arithmetic number, because the mean of its divisors is an integer number (56111010105606).

Almost surely, 2^{112222020211211} is an apocalyptic number.

112222020211211 is a deficient number, since it is larger than the sum of its proper divisors (1).

112222020211211 is an equidigital number, since it uses as much as digits as its factorization.

112222020211211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 112222020211211 its reverse (112112020222211), we get a palindrome (224334040433422).

The spelling of 112222020211211 in words is "one hundred twelve trillion, two hundred twenty-two billion, twenty million, two hundred eleven thousand, two hundred eleven".