112023212209 has 2 divisors, whose sum is σ = 112023212210. Its totient is φ = 112023212208.

The previous prime is 112023212207. The next prime is 112023212221. The reversal of 112023212209 is 902212320211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107696861584 + 4326350625 = 328172^2 + 65775^2 .

It is a cyclic number.

It is not a de Polignac number, because 112023212209 - 2¹ = 112023212207 is a prime.

Together with 112023212207, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (112023212207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56011606104 + 56011606105.

It is an arithmetic number, because the mean of its divisors is an integer number (56011606105).

Almost surely, 2^112023212209 is an apocalyptic number.

It is an amenable number.

112023212209 is a deficient number, since it is larger than the sum of its proper divisors (1).

112023212209 is an equidigital number, since it uses as much as digits as its factorization.

112023212209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 112023212209 in words is "one hundred twelve billion, twenty-three million, two hundred twelve thousand, two hundred nine".