112122001120221 has 12 divisors (see below), whose sum is σ = 162649083173148. Its totient is φ = 74427193875264.

The previous prime is 112122001120187. The next prime is 112122001120223. The reversal of 112122001120221 is 122021100221211.

112122001120221 is a `hidden beast` number, since 1 + 1 + 212 + 200 + 11 + 20 + 221 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 79724719476900 + 32397281643321 = 8928870^2 + 5691861^2 .

It is not a de Polignac number, because 112122001120221 - 2¹⁷ = 112122000989149 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 112122001120194 and 112122001120203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112122001120223) 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, 26733903750 + ... + 26733907943.

It is an arithmetic number, because the mean of its divisors is an integer number (13554090264429).

Almost surely, 2^{112122001120221} is an apocalyptic number.

It is an amenable number.

112122001120221 is a deficient number, since it is larger than the sum of its proper divisors (50527082052927).

112122001120221 is a wasteful number, since it uses less digits than its factorization.

112122001120221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53467811932 (or 53467811929 counting only the distinct ones).

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

Adding to 112122001120221 its reverse (122021100221211), we get a palindrome (234143101341432).

The spelling of 112122001120221 in words is "one hundred twelve trillion, one hundred twenty-two billion, one million, one hundred twenty thousand, two hundred twenty-one".