112222110221221 has 64 divisors (see below), whose sum is σ = 151459358883840. Its totient is φ = 80299974205440.

The previous prime is 112222110221219. The next prime is 112222110221251. The reversal of 112222110221221 is 122122011222211.

It is not a de Polignac number, because 112222110221221 - 2¹ = 112222110221219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112222110221192 and 112222110221201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112222110221251) 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 63 ways as a sum of consecutive naturals, for example, 314342806 + ... + 314699608.

It is an arithmetic number, because the mean of its divisors is an integer number (2366552482560).

Almost surely, 2^{112222110221221} is an apocalyptic number.

112222110221221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112222110221221 is a deficient number, since it is larger than the sum of its proper divisors (39237248662619).

112222110221221 is a wasteful number, since it uses less digits than its factorization.

112222110221221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358466.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 112222110221221 its reverse (122122011222211), we get a palindrome (234344121443432).

The spelling of 112222110221221 in words is "one hundred twelve trillion, two hundred twenty-two billion, one hundred ten million, two hundred twenty-one thousand, two hundred twenty-one".