112121212011201 has 12 divisors (see below), whose sum is σ = 162318443880528. Its totient is φ = 74578744480344.

The previous prime is 112121212011143. The next prime is 112121212011301. The reversal of 112121212011201 is 102110212121211.

It is a happy number.

112121212011201 is a `hidden beast` number, since 1 + 121 + 212 + 120 + 11 + 201 = 666.

It is not a de Polignac number, because 112121212011201 - 2¹¹ = 112121212009153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112121212011101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14060845275 + ... + 14060853248.

It is an arithmetic number, because the mean of its divisors is an integer number (13526536990044).

Almost surely, 2^{112121212011201} is an apocalyptic number.

It is an amenable number.

112121212011201 is a deficient number, since it is larger than the sum of its proper divisors (50197231869327).

112121212011201 is a wasteful number, since it uses less digits than its factorization.

112121212011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28121698972 (or 28121698969 counting only the distinct ones).

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

Adding to 112121212011201 its reverse (102110212121211), we get a palindrome (214231424132412).

The spelling of 112121212011201 in words is "one hundred twelve trillion, one hundred twenty-one billion, two hundred twelve million, eleven thousand, two hundred one".