201020332110281 has 2 divisors, whose sum is σ = 201020332110282. Its totient is φ = 201020332110280.

The previous prime is 201020332110259. The next prime is 201020332110313. The reversal of 201020332110281 is 182011233020102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125497888277056 + 75522443833225 = 11202584^2 + 8690365^2 .

It is a cyclic number.

It is not a de Polignac number, because 201020332110281 - 2³⁸ = 200745454203337 is a prime.

It is a super-2 number, since 2×201020332110281² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201020332110281.

It is not a weakly prime, because it can be changed into another prime (201020332410281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510166055140 + 100510166055141.

It is an arithmetic number, because the mean of its divisors is an integer number (100510166055141).

Almost surely, 2^{201020332110281} is an apocalyptic number.

It is an amenable number.

201020332110281 is a deficient number, since it is larger than the sum of its proper divisors (1).

201020332110281 is an equidigital number, since it uses as much as digits as its factorization.

201020332110281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 201020332110281 its reverse (182011233020102), we get a palindrome (383031565130383).

The spelling of 201020332110281 in words is "two hundred one trillion, twenty billion, three hundred thirty-two million, one hundred ten thousand, two hundred eighty-one".