111010210189 has 2 divisors, whose sum is σ = 111010210190. Its totient is φ = 111010210188.

The previous prime is 111010210183. The next prime is 111010210211. The reversal of 111010210189 is 981012010111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110544945289 + 465264900 = 332483^2 + 21570^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111010210189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111010210183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505105094 + 55505105095.

It is an arithmetic number, because the mean of its divisors is an integer number (55505105095).

Almost surely, 2^111010210189 is an apocalyptic number.

It is an amenable number.

111010210189 is a deficient number, since it is larger than the sum of its proper divisors (1).

111010210189 is an equidigital number, since it uses as much as digits as its factorization.

111010210189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 25.

The spelling of 111010210189 in words is "one hundred eleven billion, ten million, two hundred ten thousand, one hundred eighty-nine".