11120222111209 has 2 divisors, whose sum is σ = 11120222111210. Its totient is φ = 11120222111208.

The previous prime is 11120222111189. The next prime is 11120222111231. The reversal of 11120222111209 is 90211122202111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10862561305600 + 257660805609 = 3295840^2 + 507603^2 .

It is a cyclic number.

It is not a de Polignac number, because 11120222111209 - 2¹³ = 11120222103017 is a prime.

It is not a weakly prime, because it can be changed into another prime (11120222121209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560111055604 + 5560111055605.

It is an arithmetic number, because the mean of its divisors is an integer number (5560111055605).

Almost surely, 2^{11120222111209} is an apocalyptic number.

It is an amenable number.

11120222111209 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120222111209 is an equidigital number, since it uses as much as digits as its factorization.

11120222111209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 25.

The spelling of 11120222111209 in words is "eleven trillion, one hundred twenty billion, two hundred twenty-two million, one hundred eleven thousand, two hundred nine".