2010020197 has 2 divisors, whose sum is σ = 2010020198. Its totient is φ = 2010020196.

The previous prime is 2010020171. The next prime is 2010020231. The reversal of 2010020197 is 7910200102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1727981761 + 282038436 = 41569^2 + 16794^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010020197 - 2⁷ = 2010020069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2010020497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005010098 + 1005010099.

It is an arithmetic number, because the mean of its divisors is an integer number (1005010099).

Almost surely, 2^2010020197 is an apocalyptic number.

It is an amenable number.

2010020197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010020197 is an equidigital number, since it uses as much as digits as its factorization.

2010020197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 2010020197 is about 44833.2487892635. The cubic root of 2010020197 is about 1262.0216552317.

Adding to 2010020197 its reverse (7910200102), we get a palindrome (9920220299).

The spelling of 2010020197 in words is "two billion, ten million, twenty thousand, one hundred ninety-seven".