112122221122211 has 32 divisors (see below), whose sum is σ = 115939551636480. Its totient is φ = 108371406076416.

The previous prime is 112122221122207. The next prime is 112122221122271. The reversal of 112122221122211 is 112221122221211.

It is a cyclic number.

It is not a de Polignac number, because 112122221122211 - 2² = 112122221122207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112122221122271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6289452080 + ... + 6289469906.

It is an arithmetic number, because the mean of its divisors is an integer number (3623110988640).

Almost surely, 2^{112122221122211} is an apocalyptic number.

112122221122211 is a deficient number, since it is larger than the sum of its proper divisors (3817330514269).

112122221122211 is a wasteful number, since it uses less digits than its factorization.

112122221122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21963.

The product of its digits is 256, while the sum is 23.

Adding to 112122221122211 its reverse (112221122221211), we get a palindrome (224343343343422).

The spelling of 112122221122211 in words is "one hundred twelve trillion, one hundred twenty-two billion, two hundred twenty-one million, one hundred twenty-two thousand, two hundred eleven".