201112112200122 has 24 divisors (see below), whose sum is σ = 461374845636276. Its totient is φ = 63093995984256.

The previous prime is 201112112200099. The next prime is 201112112200133. The reversal of 201112112200122 is 221002211211102.

201112112200122 is a `hidden beast` number, since 2 + 0 + 111 + 211 + 220 + 0 + 122 = 666.

201112112200122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 197946918948321 + 3165193251801 = 14069361^2 + 1779099^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201112112200095 and 201112112200104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 328614562113 + ... + 328614562724.

Almost surely, 2^{201112112200122} is an apocalyptic number.

201112112200122 is an abundant number, since it is smaller than the sum of its proper divisors (260262733436154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201112112200122 is a wasteful number, since it uses less digits than its factorization.

201112112200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657229124862 (or 657229124859 counting only the distinct ones).

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

Adding to 201112112200122 its reverse (221002211211102), we get a palindrome (422114323411224).

The spelling of 201112112200122 in words is "two hundred one trillion, one hundred twelve billion, one hundred twelve million, two hundred thousand, one hundred twenty-two".