22011121102189 has 2 divisors, whose sum is σ = 22011121102190. Its totient is φ = 22011121102188.

The previous prime is 22011121102081. The next prime is 22011121102237. The reversal of 22011121102189 is 98120112111022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18449344372900 + 3561776729289 = 4295270^2 + 1887267^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22011121102189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22011121102189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22011121108189) 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, 11005560551094 + 11005560551095.

It is an arithmetic number, because the mean of its divisors is an integer number (11005560551095).

Almost surely, 2^{22011121102189} is an apocalyptic number.

It is an amenable number.

22011121102189 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011121102189 is an equidigital number, since it uses as much as digits as its factorization.

22011121102189 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 31.

The spelling of 22011121102189 in words is "twenty-two trillion, eleven billion, one hundred twenty-one million, one hundred two thousand, one hundred eighty-nine".