9869122801 has 2 divisors, whose sum is σ = 9869122802. Its totient is φ = 9869122800.

The previous prime is 9869122793. The next prime is 9869122817. The reversal of 9869122801 is 1082219689.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5981475600 + 3887647201 = 77340^2 + 62351^2 .

It is a cyclic number.

It is not a de Polignac number, because 9869122801 - 2³ = 9869122793 is a prime.

It is a super-2 number, since 2×9869122801² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9869126801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4934561400 + 4934561401.

It is an arithmetic number, because the mean of its divisors is an integer number (4934561401).

Almost surely, 2^9869122801 is an apocalyptic number.

It is an amenable number.

9869122801 is a deficient number, since it is larger than the sum of its proper divisors (1).

9869122801 is an equidigital number, since it uses as much as digits as its factorization.

9869122801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 46.

The square root of 9869122801 is about 99343.4587730868. The cubic root of 9869122801 is about 2144.9945067172.

The spelling of 9869122801 in words is "nine billion, eight hundred sixty-nine million, one hundred twenty-two thousand, eight hundred one".