112122011211211 has 4 divisors (see below), whose sum is σ = 112427520778912. Its totient is φ = 111816501643512.

The previous prime is 112122011211151. The next prime is 112122011211263. The reversal of 112122011211211 is 112112110221211.

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 112122011211211 - 2¹⁹ = 112122010686923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112122011211011) 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, 152754783300 + ... + 152754784033.

It is an arithmetic number, because the mean of its divisors is an integer number (28106880194728).

Almost surely, 2^{112122011211211} is an apocalyptic number.

112122011211211 is a deficient number, since it is larger than the sum of its proper divisors (305509567701).

112122011211211 is an equidigital number, since it uses as much as digits as its factorization.

112122011211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305509567700.

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 112122011211211 its reverse (112112110221211), we get a palindrome (224234121432422).

The spelling of 112122011211211 in words is "one hundred twelve trillion, one hundred twenty-two billion, eleven million, two hundred eleven thousand, two hundred eleven".