112101332221 has 4 divisors (see below), whose sum is σ = 118695528252. Its totient is φ = 105507136192.

The previous prime is 112101332143. The next prime is 112101332251. The reversal of 112101332221 is 122233101211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 122233101211 = 13 ⋅9402546247.

It can be written as a sum of positive squares in 2 ways, for example, as 63640152900 + 48461179321 = 252270^2 + 220139^2 .

It is a cyclic number.

It is not a de Polignac number, because 112101332221 - 2⁹ = 112101331709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112101332251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3297097990 + ... + 3297098023.

It is an arithmetic number, because the mean of its divisors is an integer number (29673882063).

Almost surely, 2^112101332221 is an apocalyptic number.

It is an amenable number.

112101332221 is a deficient number, since it is larger than the sum of its proper divisors (6594196031).

112101332221 is an equidigital number, since it uses as much as digits as its factorization.

112101332221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6594196030.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 112101332221 its reverse (122233101211), we get a palindrome (234334433432).

It can be divided in two parts, 11210 and 1332221, that added together give a palindrome (1343431).

The spelling of 112101332221 in words is "one hundred twelve billion, one hundred one million, three hundred thirty-two thousand, two hundred twenty-one".