112221312212011 has 8 divisors (see below), whose sum is σ = 113802088428000. Its totient is φ = 110640541394880.

The previous prime is 112221312211979. The next prime is 112221312212021. The reversal of 112221312212011 is 110212213122211.

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 112221312212011 - 2⁵ = 112221312211979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112221312212021) 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, 60048015 + ... + 61888663.

It is an arithmetic number, because the mean of its divisors is an integer number (14225261053500).

Almost surely, 2^{112221312212011} is an apocalyptic number.

112221312212011 is a deficient number, since it is larger than the sum of its proper divisors (1580776215989).

112221312212011 is an equidigital number, since it uses as much as digits as its factorization.

112221312212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2699429.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 112221312212011 its reverse (110212213122211), we get a palindrome (222433525334222).

The spelling of 112221312212011 in words is "one hundred twelve trillion, two hundred twenty-one billion, three hundred twelve million, two hundred twelve thousand, eleven".