112001102019221 has 2 divisors, whose sum is σ = 112001102019222. Its totient is φ = 112001102019220.

The previous prime is 112001102019179. The next prime is 112001102019227. The reversal of 112001102019221 is 122910201100211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101463092806321 + 10538009212900 = 10072889^2 + 3246230^2 .

It is a cyclic number.

It is not a de Polignac number, because 112001102019221 - 2¹⁴ = 112001102002837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112001102019227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56000551009610 + 56000551009611.

It is an arithmetic number, because the mean of its divisors is an integer number (56000551009611).

Almost surely, 2^{112001102019221} is an apocalyptic number.

It is an amenable number.

112001102019221 is a deficient number, since it is larger than the sum of its proper divisors (1).

112001102019221 is an equidigital number, since it uses as much as digits as its factorization.

112001102019221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 23.

Adding to 112001102019221 its reverse (122910201100211), we get a palindrome (234911303119432).

The spelling of 112001102019221 in words is "one hundred twelve trillion, one billion, one hundred two million, nineteen thousand, two hundred twenty-one".