112221021271 has 2 divisors, whose sum is σ = 112221021272. Its totient is φ = 112221021270.

The previous prime is 112221021259. The next prime is 112221021277. The reversal of 112221021271 is 172120122211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112221021271 - 2²¹ = 112218924119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112221021277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56110510635 + 56110510636.

It is an arithmetic number, because the mean of its divisors is an integer number (56110510636).

Almost surely, 2^112221021271 is an apocalyptic number.

112221021271 is a deficient number, since it is larger than the sum of its proper divisors (1).

112221021271 is an equidigital number, since it uses as much as digits as its factorization.

112221021271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 112221021271 its reverse (172120122211), we get a palindrome (284341143482).

The spelling of 112221021271 in words is "one hundred twelve billion, two hundred twenty-one million, twenty-one thousand, two hundred seventy-one".