102010202011189 has 2 divisors, whose sum is σ = 102010202011190. Its totient is φ = 102010202011188.

The previous prime is 102010202011169. The next prime is 102010202011279. The reversal of 102010202011189 is 981110202010201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64096836602500 + 37913365408689 = 8006050^2 + 6157383^2 .

It is a cyclic number.

It is not a de Polignac number, because 102010202011189 - 2²³ = 102010193622581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102010202011129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51005101005594 + 51005101005595.

It is an arithmetic number, because the mean of its divisors is an integer number (51005101005595).

Almost surely, 2^{102010202011189} is an apocalyptic number.

It is an amenable number.

102010202011189 is a deficient number, since it is larger than the sum of its proper divisors (1).

102010202011189 is an equidigital number, since it uses as much as digits as its factorization.

102010202011189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 28.

The spelling of 102010202011189 in words is "one hundred two trillion, ten billion, two hundred two million, eleven thousand, one hundred eighty-nine".