1112200009 has 2 divisors, whose sum is σ = 1112200010. Its totient is φ = 1112200008.

The previous prime is 1112200003. The next prime is 1112200039. The reversal of 1112200009 is 9000022111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 936054025 + 176145984 = 30595^2 + 13272^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112200009 - 2¹⁵ = 1112167241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112199965 and 1112200001.

It is not a weakly prime, because it can be changed into another prime (1112200003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556100004 + 556100005.

It is an arithmetic number, because the mean of its divisors is an integer number (556100005).

Almost surely, 2^1112200009 is an apocalyptic number.

It is an amenable number.

1112200009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112200009 is an equidigital number, since it uses as much as digits as its factorization.

1112200009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 1112200009 is about 33349.6628018935. The cubic root of 1112200009 is about 1036.0824040758.

The spelling of 1112200009 in words is "one billion, one hundred twelve million, two hundred thousand, nine".