112121120212011 has 6 divisors (see below), whose sum is σ = 161952729195140. Its totient is φ = 74747413474668.

The previous prime is 112121120211901. The next prime is 112121120212043. The reversal of 112121120212011 is 110212021121211.

It is a happy number.

112121120212011 is a `hidden beast` number, since 1 + 121 + 211 + 202 + 120 + 11 = 666.

It is not a de Polignac number, because 112121120212011 - 2⁴³ = 103325027189803 is a prime.

It is a super-2 number, since 2×112121120212011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112121120212511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6228951122881 + ... + 6228951122898.

Almost surely, 2^{112121120212011} is an apocalyptic number.

112121120212011 is a deficient number, since it is larger than the sum of its proper divisors (49831608983129).

112121120212011 is a wasteful number, since it uses less digits than its factorization.

112121120212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12457902245785 (or 12457902245782 counting only the distinct ones).

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

Adding to 112121120212011 its reverse (110212021121211), we get a palindrome (222333141333222).

The spelling of 112121120212011 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred twenty million, two hundred twelve thousand, eleven".