10511100001 has 4 divisors (see below), whose sum is σ = 10511960004. Its totient is φ = 10510240000.

The previous prime is 10511099987. The next prime is 10511100023. The reversal of 10511100001 is 10000111501.

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 1367150625 + 9143949376 = 36975^2 + 95624^2 .

It is a cyclic number.

It is not a de Polignac number, because 10511100001 - 2²¹ = 10509002849 is a prime.

It is a super-2 number, since 2×10511100001² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10511100031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411400 + ... + 436201.

It is an arithmetic number, because the mean of its divisors is an integer number (2627990001).

Almost surely, 2^10511100001 is an apocalyptic number.

It is an amenable number.

10511100001 is a deficient number, since it is larger than the sum of its proper divisors (860003).

10511100001 is an equidigital number, since it uses as much as digits as its factorization.

10511100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860002.

The product of its (nonzero) digits is 5, while the sum is 10.

Adding to 10511100001 its reverse (10000111501), we get a palindrome (20511211502).

The spelling of 10511100001 in words is "ten billion, five hundred eleven million, one hundred thousand, one".