112001212122111 has 48 divisors (see below), whose sum is σ = 178513221798912. Its totient is φ = 67231299240000.

The previous prime is 112001212122109. The next prime is 112001212122131. The reversal of 112001212122111 is 111221212100211.

It is a happy number.

112001212122111 is a `hidden beast` number, since 1 + 120 + 0 + 121 + 212 + 211 + 1 = 666.

It is not a de Polignac number, because 112001212122111 - 2¹ = 112001212122109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112001212122131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11043435 + ... + 18599996.

It is an arithmetic number, because the mean of its divisors is an integer number (3719025454144).

Almost surely, 2^{112001212122111} is an apocalyptic number.

112001212122111 is a deficient number, since it is larger than the sum of its proper divisors (66512009676801).

112001212122111 is a wasteful number, since it uses less digits than its factorization.

112001212122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29644244 (or 29644241 counting only the distinct ones).

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

Adding to 112001212122111 its reverse (111221212100211), we get a palindrome (223222424222322).

The spelling of 112001212122111 in words is "one hundred twelve trillion, one billion, two hundred twelve million, one hundred twenty-two thousand, one hundred eleven".