112221212033 has 6 divisors (see below), whose sum is σ = 130543042626. Its totient is φ = 96189610272.

The previous prime is 112221212029. The next prime is 112221212087. The reversal of 112221212033 is 330212122211.

It can be written as a sum of positive squares in only one way, i.e., 100503582529 + 11717629504 = 317023^2 + 108248^2 .

It is not a de Polignac number, because 112221212033 - 2² = 112221212029 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 112221211996 and 112221212014.

It is not an unprimeable number, because it can be changed into a prime (112221218033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1145114360 + ... + 1145114457.

It is an arithmetic number, because the mean of its divisors is an integer number (21757173771).

Almost surely, 2^112221212033 is an apocalyptic number.

It is an amenable number.

112221212033 is a deficient number, since it is larger than the sum of its proper divisors (18321830593).

112221212033 is an equidigital number, since it uses as much as digits as its factorization.

112221212033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2290228831 (or 2290228824 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 112221212033 its reverse (330212122211), we get a palindrome (442433334244).

The spelling of 112221212033 in words is "one hundred twelve billion, two hundred twenty-one million, two hundred twelve thousand, thirty-three".