112020220011209 has 2 divisors, whose sum is σ = 112020220011210. Its totient is φ = 112020220011208.

The previous prime is 112020220011179. The next prime is 112020220011253. The reversal of 112020220011209 is 902110022020211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110436138499600 + 1584081511609 = 10508860^2 + 1258603^2 .

It is a cyclic number.

It is not a de Polignac number, because 112020220011209 - 2²⁰ = 112020218962633 is a prime.

It is a super-3 number, since 3×112020220011209³ (a number of 43 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (112020220011269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56010110005604 + 56010110005605.

It is an arithmetic number, because the mean of its divisors is an integer number (56010110005605).

Almost surely, 2^{112020220011209} is an apocalyptic number.

It is an amenable number.

112020220011209 is a deficient number, since it is larger than the sum of its proper divisors (1).

112020220011209 is an equidigital number, since it uses as much as digits as its factorization.

112020220011209 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 23.

The spelling of 112020220011209 in words is "one hundred twelve trillion, twenty billion, two hundred twenty million, eleven thousand, two hundred nine".