110020019189 has 2 divisors, whose sum is σ = 110020019190. Its totient is φ = 110020019188.

The previous prime is 110020019183. The next prime is 110020019233. The reversal of 110020019189 is 981910020011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75643151089 + 34376868100 = 275033^2 + 185410^2 .

It is a cyclic number.

It is not a de Polignac number, because 110020019189 - 2¹² = 110020015093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110020019183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010009594 + 55010009595.

It is an arithmetic number, because the mean of its divisors is an integer number (55010009595).

Almost surely, 2^110020019189 is an apocalyptic number.

It is an amenable number.

110020019189 is a deficient number, since it is larger than the sum of its proper divisors (1).

110020019189 is an equidigital number, since it uses as much as digits as its factorization.

110020019189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 32.

The spelling of 110020019189 in words is "one hundred ten billion, twenty million, nineteen thousand, one hundred eighty-nine".