10221330061 has 2 divisors, whose sum is σ = 10221330062. Its totient is φ = 10221330060.

The previous prime is 10221330017. The next prime is 10221330071. The reversal of 10221330061 is 16003312201.

10221330061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9894081961 + 327248100 = 99469^2 + 18090^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10221330061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10221330071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110665030 + 5110665031.

It is an arithmetic number, because the mean of its divisors is an integer number (5110665031).

Almost surely, 2^10221330061 is an apocalyptic number.

It is an amenable number.

10221330061 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221330061 is an equidigital number, since it uses as much as digits as its factorization.

10221330061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 10221330061 its reverse (16003312201), we get a palindrome (26224642262).

The spelling of 10221330061 in words is "ten billion, two hundred twenty-one million, three hundred thirty thousand, sixty-one".