112222101321 has 48 divisors (see below), whose sum is σ = 183673159488. Its totient is φ = 67906252800.

The previous prime is 112222101317. The next prime is 112222101323. The reversal of 112222101321 is 123101222211.

112222101321 is a `hidden beast` number, since 1 + 122 + 221 + 0 + 1 + 321 = 666.

It is not a de Polignac number, because 112222101321 - 2² = 112222101317 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 112222101294 and 112222101303.

It is not an unprimeable number, because it can be changed into a prime (112222101323) 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 47 ways as a sum of consecutive naturals, for example, 1680645 + ... + 1746141.

It is an arithmetic number, because the mean of its divisors is an integer number (3826524156).

Almost surely, 2^112222101321 is an apocalyptic number.

112222101321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112222101321 is a deficient number, since it is larger than the sum of its proper divisors (71451058167).

112222101321 is an equidigital number, since it uses as much as digits as its factorization.

112222101321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66164 (or 66152 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 112222101321 its reverse (123101222211), we get a palindrome (235323323532).

The spelling of 112222101321 in words is "one hundred twelve billion, two hundred twenty-two million, one hundred one thousand, three hundred twenty-one".