8820000000001 has 4 divisors (see below), whose sum is σ = 8820020040772. Its totient is φ = 8819979959232.

The previous prime is 8819999999977. The next prime is 8820000000011. The reversal of 8820000000001 is 1000000000288.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6819540530625 + 2000459469376 = 2611425^2 + 1414376^2 .

It is a cyclic number.

It is not a de Polignac number, because 8820000000001 - 2¹⁷ = 8819999868929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8819999999897 and 8819999999906.

It is not an unprimeable number, because it can be changed into a prime (8820000000011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9345060 + ... + 10245493.

It is an arithmetic number, because the mean of its divisors is an integer number (2205005010193).

Almost surely, 2^{8820000000001} is an apocalyptic number.

It is an amenable number.

8820000000001 is a deficient number, since it is larger than the sum of its proper divisors (20040771).

8820000000001 is a wasteful number, since it uses less digits than its factorization.

8820000000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20040770.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 8820000000001 its reverse (1000000000288), we get a palindrome (9820000000289).

The spelling of 8820000000001 in words is "eight trillion, eight hundred twenty billion, one", and thus it is an aban number.