201010110000197 has 4 divisors (see below), whose sum is σ = 206442815675916. Its totient is φ = 195577404324480.

The previous prime is 201010110000103. The next prime is 201010110000223. The reversal of 201010110000197 is 791000011010102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 124758199369441 + 76251910630756 = 11169521^2 + 8732234^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201010110000197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201010110002197) 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 in 3 ways as a sum of consecutive naturals, for example, 2716352837804 + ... + 2716352837877.

It is an arithmetic number, because the mean of its divisors is an integer number (51610703918979).

Almost surely, 2^{201010110000197} is an apocalyptic number.

It is an amenable number.

201010110000197 is a deficient number, since it is larger than the sum of its proper divisors (5432705675719).

201010110000197 is an equidigital number, since it uses as much as digits as its factorization.

201010110000197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5432705675718.

The product of its (nonzero) digits is 126, while the sum is 23.

Adding to 201010110000197 its reverse (791000011010102), we get a palindrome (992010121010299).

The spelling of 201010110000197 in words is "two hundred one trillion, ten billion, one hundred ten million, one hundred ninety-seven", and thus it is an aban number.