10511105005 has 8 divisors (see below), whose sum is σ = 12613916952. Its totient is φ = 8408490048.

The previous prime is 10511104999. The next prime is 10511105023. The reversal of 10511105005 is 50050111501.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1505284804 + 9005820201 = 38798^2 + 94899^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10511105005 - 2³ = 10511104997 is a prime.

It is a super-2 number, since 2×10511105005² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 122779 + ... + 189991.

It is an arithmetic number, because the mean of its divisors is an integer number (1576739619).

Almost surely, 2^10511105005 is an apocalyptic number.

It is an amenable number.

10511105005 is a deficient number, since it is larger than the sum of its proper divisors (2102811947).

10511105005 is an equidigital number, since it uses as much as digits as its factorization.

10511105005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98495.

The product of its (nonzero) digits is 125, while the sum is 19.

Adding to 10511105005 its reverse (50050111501), we get a palindrome (60561216506).

The spelling of 10511105005 in words is "ten billion, five hundred eleven million, one hundred five thousand, five".