112021222009 has 2 divisors, whose sum is σ = 112021222010. Its totient is φ = 112021222008.

The previous prime is 112021222003. The next prime is 112021222021. The reversal of 112021222009 is 900222120211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87888531600 + 24132690409 = 296460^2 + 155347^2 .

It is a cyclic number.

It is not a de Polignac number, because 112021222009 - 2⁷ = 112021221881 is a prime.

It is a super-3 number, since 3×112021222009³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (112021222003) 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 as a sum of consecutive naturals, namely, 56010611004 + 56010611005.

It is an arithmetic number, because the mean of its divisors is an integer number (56010611005).

Almost surely, 2^112021222009 is an apocalyptic number.

It is an amenable number.

112021222009 is a deficient number, since it is larger than the sum of its proper divisors (1).

112021222009 is an equidigital number, since it uses as much as digits as its factorization.

112021222009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 112021222009 in words is "one hundred twelve billion, twenty-one million, two hundred twenty-two thousand, nine".