112110210201221 has 8 divisors (see below), whose sum is σ = 112863764561400. Its totient is φ = 111356670999232.

The previous prime is 112110210201169. The next prime is 112110210201239. The reversal of 112110210201221 is 122102012011211.

It can be written as a sum of positive squares in 4 ways, for example, as 16345622500 + 112093864578721 = 127850^2 + 10587439^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112110210201221 - 2²² = 112110206006917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112110210201221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112110210201251) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11252171 + ... + 18730503.

It is an arithmetic number, because the mean of its divisors is an integer number (14107970570175).

Almost surely, 2^{112110210201221} is an apocalyptic number.

It is an amenable number.

112110210201221 is a deficient number, since it is larger than the sum of its proper divisors (753554360179).

112110210201221 is a wasteful number, since it uses less digits than its factorization.

112110210201221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7579095.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 112110210201221 its reverse (122102012011211), we get a palindrome (234212222212432).

The spelling of 112110210201221 in words is "one hundred twelve trillion, one hundred ten billion, two hundred ten million, two hundred one thousand, two hundred twenty-one".