201330133441 has 2 divisors, whose sum is σ = 201330133442. Its totient is φ = 201330133440.

The previous prime is 201330133421. The next prime is 201330133453. The reversal of 201330133441 is 144331033102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128955682816 + 72374450625 = 359104^2 + 269025^2 .

It is a cyclic number.

It is not a de Polignac number, because 201330133441 - 2⁹ = 201330132929 is a prime.

It is not a weakly prime, because it can be changed into another prime (201330133421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100665066720 + 100665066721.

It is an arithmetic number, because the mean of its divisors is an integer number (100665066721).

Almost surely, 2^201330133441 is an apocalyptic number.

It is an amenable number.

201330133441 is a deficient number, since it is larger than the sum of its proper divisors (1).

201330133441 is an equidigital number, since it uses as much as digits as its factorization.

201330133441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 201330133441 its reverse (144331033102), we get a palindrome (345661166543).

The spelling of 201330133441 in words is "two hundred one billion, three hundred thirty million, one hundred thirty-three thousand, four hundred forty-one".