10211033330161 has 2 divisors, whose sum is σ = 10211033330162. Its totient is φ = 10211033330160.

The previous prime is 10211033330111. The next prime is 10211033330189. The reversal of 10211033330161 is 16103333011201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8320738315761 + 1890295014400 = 2884569^2 + 1374880^2 .

It is an emirp because it is prime and its reverse (16103333011201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10211033330161 - 2⁹ = 10211033329649 is a prime.

It is not a weakly prime, because it can be changed into another prime (10211033330111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105516665080 + 5105516665081.

It is an arithmetic number, because the mean of its divisors is an integer number (5105516665081).

Almost surely, 2^{10211033330161} is an apocalyptic number.

It is an amenable number.

10211033330161 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211033330161 is an equidigital number, since it uses as much as digits as its factorization.

10211033330161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 10211033330161 its reverse (16103333011201), we get a palindrome (26314366341362).

The spelling of 10211033330161 in words is "ten trillion, two hundred eleven billion, thirty-three million, three hundred thirty thousand, one hundred sixty-one".