112112212211 has 2 divisors, whose sum is σ = 112112212212. Its totient is φ = 112112212210.

The previous prime is 112112212181. The next prime is 112112212271. The reversal of 112112212211 is 112212211211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112112212211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112112212211.

It is not a weakly prime, because it can be changed into another prime (112112212271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56056106105 + 56056106106.

It is an arithmetic number, because the mean of its divisors is an integer number (56056106106).

Almost surely, 2^112112212211 is an apocalyptic number.

112112212211 is a deficient number, since it is larger than the sum of its proper divisors (1).

112112212211 is an equidigital number, since it uses as much as digits as its factorization.

112112212211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32, while the sum is 17.

Adding to 112112212211 its reverse (112212211211), we get a palindrome (224324423422).

The spelling of 112112212211 in words is "one hundred twelve billion, one hundred twelve million, two hundred twelve thousand, two hundred eleven".