201091132301 has 2 divisors, whose sum is σ = 201091132302. Its totient is φ = 201091132300.

The previous prime is 201091132243. The next prime is 201091132321. The reversal of 201091132301 is 103231190102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200820496900 + 270635401 = 448130^2 + 16451^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201091132301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201091132321) 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, 100545566150 + 100545566151.

It is an arithmetic number, because the mean of its divisors is an integer number (100545566151).

Almost surely, 2^201091132301 is an apocalyptic number.

It is an amenable number.

201091132301 is a deficient number, since it is larger than the sum of its proper divisors (1).

201091132301 is an equidigital number, since it uses as much as digits as its factorization.

201091132301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 23.

The spelling of 201091132301 in words is "two hundred one billion, ninety-one million, one hundred thirty-two thousand, three hundred one".