10221201020969 has 2 divisors, whose sum is σ = 10221201020970. Its totient is φ = 10221201020968.

The previous prime is 10221201020923. The next prime is 10221201021023. The reversal of 10221201020969 is 96902010212201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8623032250000 + 1598168770969 = 2936500^2 + 1264187^2 .

It is a cyclic number.

It is not a de Polignac number, because 10221201020969 - 2⁸ = 10221201020713 is a prime.

It is a super-2 number, since 2×10221201020969² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10221201020669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110600510484 + 5110600510485.

It is an arithmetic number, because the mean of its divisors is an integer number (5110600510485).

Almost surely, 2^{10221201020969} is an apocalyptic number.

It is an amenable number.

10221201020969 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221201020969 is an equidigital number, since it uses as much as digits as its factorization.

10221201020969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 10221201020969 in words is "ten trillion, two hundred twenty-one billion, two hundred one million, twenty thousand, nine hundred sixty-nine".