112210220102121 has 12 divisors (see below), whose sum is σ = 162081634460148. Its totient is φ = 74806718590464.

The previous prime is 112210220102089. The next prime is 112210220102173. The reversal of 112210220102121 is 121201022012211.

112210220102121 is a `hidden beast` number, since 1 + 1 + 221 + 0 + 220 + 10 + 212 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 96990273476496 + 15219946625625 = 9848364^2 + 3901275^2 .

It is not a de Polignac number, because 112210220102121 - 2⁵ = 112210220102089 is a prime.

It is a super-2 number, since 2×112210220102121² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112210220102094 and 112210220102103.

It is not an unprimeable number, because it can be changed into a prime (112210220102921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11761 + ... + 14980673.

It is an arithmetic number, because the mean of its divisors is an integer number (13506802871679).

Almost surely, 2^{112210220102121} is an apocalyptic number.

It is an amenable number.

112210220102121 is a deficient number, since it is larger than the sum of its proper divisors (49871414358027).

112210220102121 is a wasteful number, since it uses less digits than its factorization.

112210220102121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15801832 (or 15801829 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 112210220102121 its reverse (121201022012211), we get a palindrome (233411242114332).

The spelling of 112210220102121 in words is "one hundred twelve trillion, two hundred ten billion, two hundred twenty million, one hundred two thousand, one hundred twenty-one".