211112120112201 has 80 divisors (see below), whose sum is σ = 393405907783680. Its totient is φ = 109606280980320.

The previous prime is 211112120112139. The next prime is 211112120112203. The reversal of 211112120112201 is 102211021211112.

It is a happy number.

211112120112201 is a `hidden beast` number, since 211 + 1 + 121 + 20 + 112 + 201 = 666.

It is not a de Polignac number, because 211112120112201 - 2²⁵ = 211112086557769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211112120112203) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1349410 + ... + 20592356.

It is an arithmetic number, because the mean of its divisors is an integer number (4917573847296).

Almost surely, 2^{211112120112201} is an apocalyptic number.

211112120112201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

211112120112201 is a deficient number, since it is larger than the sum of its proper divisors (182293787671479).

211112120112201 is a wasteful number, since it uses less digits than its factorization.

211112120112201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19244736 (or 19244727 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 211112120112201 its reverse (102211021211112), we get a palindrome (313323141323313).

The spelling of 211112120112201 in words is "two hundred eleven trillion, one hundred twelve billion, one hundred twenty million, one hundred twelve thousand, two hundred one".