112220022210221 has 8 divisors (see below), whose sum is σ = 112790947814424. Its totient is φ = 111649109544000.

The previous prime is 112220022210209. The next prime is 112220022210223. The reversal of 112220022210221 is 122012220022211.

It can be written as a sum of positive squares in 4 ways, for example, as 35849988600196 + 76370033610025 = 5987486^2 + 8738995^2 .

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 112220022210221 - 2³⁰ = 112218948468397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112220022210193 and 112220022210202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112220022210223) 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, 14400971 + ... + 20780471.

It is an arithmetic number, because the mean of its divisors is an integer number (14098868476803).

Almost surely, 2^{112220022210221} is an apocalyptic number.

It is an amenable number.

112220022210221 is a deficient number, since it is larger than the sum of its proper divisors (570925604203).

112220022210221 is an equidigital number, since it uses as much as digits as its factorization.

112220022210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6468991.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 112220022210221 its reverse (122012220022211), we get a palindrome (234232242232432).

The spelling of 112220022210221 in words is "one hundred twelve trillion, two hundred twenty billion, twenty-two million, two hundred ten thousand, two hundred twenty-one".