112010201209 has 2 divisors, whose sum is σ = 112010201210. Its totient is φ = 112010201208.

The previous prime is 112010201201. The next prime is 112010201291. The reversal of 112010201209 is 902102010211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96177515625 + 15832685584 = 310125^2 + 125828^2 .

It is a cyclic number.

It is not a de Polignac number, because 112010201209 - 2³ = 112010201201 is a prime.

It is not a weakly prime, because it can be changed into another prime (112010201201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56005100604 + 56005100605.

It is an arithmetic number, because the mean of its divisors is an integer number (56005100605).

Almost surely, 2^112010201209 is an apocalyptic number.

It is an amenable number.

112010201209 is a deficient number, since it is larger than the sum of its proper divisors (1).

112010201209 is an equidigital number, since it uses as much as digits as its factorization.

112010201209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 112010201209 in words is "one hundred twelve billion, ten million, two hundred one thousand, two hundred nine".