11120121122189 has 2 divisors, whose sum is σ = 11120121122190. Its totient is φ = 11120121122188.

The previous prime is 11120121122179. The next prime is 11120121122221. The reversal of 11120121122189 is 98122112102111.

It is an a-pointer prime, because the next prime (11120121122221) can be obtained adding 11120121122189 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5610820226089 + 5509300896100 = 2368717^2 + 2347190^2 .

It is a cyclic number.

It is not a de Polignac number, because 11120121122189 - 2⁸ = 11120121121933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11120121122119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560060561094 + 5560060561095.

It is an arithmetic number, because the mean of its divisors is an integer number (5560060561095).

Almost surely, 2^{11120121122189} is an apocalyptic number.

It is an amenable number.

11120121122189 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120121122189 is an equidigital number, since it uses as much as digits as its factorization.

11120121122189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 32.

The spelling of 11120121122189 in words is "eleven trillion, one hundred twenty billion, one hundred twenty-one million, one hundred twenty-two thousand, one hundred eighty-nine".