202010145145189 has 2 divisors, whose sum is σ = 202010145145190. Its totient is φ = 202010145145188.

The previous prime is 202010145145187. The next prime is 202010145145241. The reversal of 202010145145189 is 981541541010202.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186703529602500 + 15306615542689 = 13663950^2 + 3912367^2 .

It is a cyclic number.

It is not a de Polignac number, because 202010145145189 - 2¹ = 202010145145187 is a prime.

Together with 202010145145187, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202010145145181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101005072572594 + 101005072572595.

It is an arithmetic number, because the mean of its divisors is an integer number (101005072572595).

Almost surely, 2^{202010145145189} is an apocalyptic number.

It is an amenable number.

202010145145189 is a deficient number, since it is larger than the sum of its proper divisors (1).

202010145145189 is an equidigital number, since it uses as much as digits as its factorization.

202010145145189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 43.

The spelling of 202010145145189 in words is "two hundred two trillion, ten billion, one hundred forty-five million, one hundred forty-five thousand, one hundred eighty-nine".