1005502800011 has 4 divisors (see below), whose sum is σ = 1005529813992. Its totient is φ = 1005475786032.

The previous prime is 1005502799969. The next prime is 1005502800047. The reversal of 1005502800011 is 1100082055001.

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

It is a cyclic number.

It is not a de Polignac number, because 1005502800011 - 2¹⁰ = 1005502798987 is a prime.

It is a super-2 number, since 2×1005502800011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1005502800011.

It is not an unprimeable number, because it can be changed into a prime (1005502800611) 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 in 3 ways as a sum of consecutive naturals, for example, 13451081 + ... + 13525626.

It is an arithmetic number, because the mean of its divisors is an integer number (251382453498).

Almost surely, 2^{1005502800011} is an apocalyptic number.

1005502800011 is a deficient number, since it is larger than the sum of its proper divisors (27013981).

1005502800011 is an equidigital number, since it uses as much as digits as its factorization.

1005502800011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27013980.

The product of its (nonzero) digits is 400, while the sum is 23.

Adding to 1005502800011 its reverse (1100082055001), we get a palindrome (2105584855012).

The spelling of 1005502800011 in words is "one trillion, five billion, five hundred two million, eight hundred thousand, eleven".