1000300201997 has 2 divisors, whose sum is σ = 1000300201998. Its totient is φ = 1000300201996.

The previous prime is 1000300201991. The next prime is 1000300202053. The reversal of 1000300201997 is 7991020030001.

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., 763432072516 + 236868129481 = 873746^2 + 486691^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000300201997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000300201991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500150100998 + 500150100999.

It is an arithmetic number, because the mean of its divisors is an integer number (500150100999).

Almost surely, 2^{1000300201997} is an apocalyptic number.

It is an amenable number.

1000300201997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000300201997 is an equidigital number, since it uses as much as digits as its factorization.

1000300201997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 32.

Adding to 1000300201997 its reverse (7991020030001), we get a palindrome (8991320231998).

The spelling of 1000300201997 in words is "one trillion, three hundred million, two hundred one thousand, nine hundred ninety-seven".