201012020001097 has 2 divisors, whose sum is σ = 201012020001098. Its totient is φ = 201012020001096.

The previous prime is 201012020001061. The next prime is 201012020001137. The reversal of 201012020001097 is 790100020210102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198687602644281 + 2324417356816 = 14095659^2 + 1524604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201012020001097 is a prime.

It is not a weakly prime, because it can be changed into another prime (201012020001997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100506010000548 + 100506010000549.

It is an arithmetic number, because the mean of its divisors is an integer number (100506010000549).

Almost surely, 2^{201012020001097} is an apocalyptic number.

It is an amenable number.

201012020001097 is a deficient number, since it is larger than the sum of its proper divisors (1).

201012020001097 is an equidigital number, since it uses as much as digits as its factorization.

201012020001097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 25.

Adding to 201012020001097 its reverse (790100020210102), we get a palindrome (991112040211199).

The spelling of 201012020001097 in words is "two hundred one trillion, twelve billion, twenty million, one thousand, ninety-seven".