2000001120197 has 2 divisors, whose sum is σ = 2000001120198. Its totient is φ = 2000001120196.

The previous prime is 2000001120193. The next prime is 2000001120217. The reversal of 2000001120197 is 7910211000002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1998177317761 + 1823802436 = 1413569^2 + 42706^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000001120197 - 2² = 2000001120193 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2000001120191) 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, 1000000560098 + 1000000560099.

It is an arithmetic number, because the mean of its divisors is an integer number (1000000560099).

Almost surely, 2^{2000001120197} is an apocalyptic number.

It is an amenable number.

2000001120197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000001120197 is an equidigital number, since it uses as much as digits as its factorization.

2000001120197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 23.

Adding to 2000001120197 its reverse (7910211000002), we get a palindrome (9910212120199).

The spelling of 2000001120197 in words is "two trillion, one million, one hundred twenty thousand, one hundred ninety-seven".