2043031100189 has 2 divisors, whose sum is σ = 2043031100190. Its totient is φ = 2043031100188.

The previous prime is 2043031100177. The next prime is 2043031100219. The reversal of 2043031100189 is 9810011303402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1218098505625 + 824932594564 = 1103675^2 + 908258^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2043031100189 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2043031100129) 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, 1021515550094 + 1021515550095.

It is an arithmetic number, because the mean of its divisors is an integer number (1021515550095).

Almost surely, 2^{2043031100189} is an apocalyptic number.

It is an amenable number.

2043031100189 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043031100189 is an equidigital number, since it uses as much as digits as its factorization.

2043031100189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 2043031100189 in words is "two trillion, forty-three billion, thirty-one million, one hundred thousand, one hundred eighty-nine".