1011100010189 has 2 divisors, whose sum is σ = 1011100010190. Its totient is φ = 1011100010188.

The previous prime is 1011100010099. The next prime is 1011100010203. The reversal of 1011100010189 is 9810100011101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 560577146089 + 450522864100 = 748717^2 + 671210^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011100010189 - 2¹² = 1011100006093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011100012189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505550005094 + 505550005095.

It is an arithmetic number, because the mean of its divisors is an integer number (505550005095).

Almost surely, 2^{1011100010189} is an apocalyptic number.

It is an amenable number.

1011100010189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011100010189 is an equidigital number, since it uses as much as digits as its factorization.

1011100010189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 23.

The spelling of 1011100010189 in words is "one trillion, eleven billion, one hundred million, ten thousand, one hundred eighty-nine".