112121112101121 has 16 divisors (see below), whose sum is σ = 166388324625600. Its totient is φ = 74620070053344.

The previous prime is 112121112101029. The next prime is 112121112101147. The reversal of 112121112101121 is 121101211121211.

112121112101121 is a `hidden beast` number, since 1 + 121 + 211 + 1 + 210 + 1 + 121 = 666.

It is not a de Polignac number, because 112121112101121 - 2¹³ = 112121112092929 is a prime.

It is a super-2 number, since 2×112121112101121² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112121112101094 and 112121112101103.

It is not an unprimeable number, because it can be changed into a prime (112121112101821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3537150916 + ... + 3537182613.

It is an arithmetic number, because the mean of its divisors is an integer number (10399270289100).

Almost surely, 2^{112121112101121} is an apocalyptic number.

It is an amenable number.

112121112101121 is a deficient number, since it is larger than the sum of its proper divisors (54267212524479).

112121112101121 is an equidigital number, since it uses as much as digits as its factorization.

112121112101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7074334125 (or 7074334119 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 18.

Adding to 112121112101121 its reverse (121101211121211), we get a palindrome (233222323222332).

The spelling of 112121112101121 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred twelve million, one hundred one thousand, one hundred twenty-one".