10500001001109 has 48 divisors (see below), whose sum is σ = 15802157210112. Its totient is φ = 6967186031808.

The previous prime is 10500001001089. The next prime is 10500001001143. The reversal of 10500001001109 is 90110010000501.

10500001001109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10500001001109 - 2⁷ = 10500001000981 is a prime.

It is a super-2 number, since 2×10500001001109² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10500001001091 and 10500001001100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10500001000109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 309781567 + ... + 309815459.

It is an arithmetic number, because the mean of its divisors is an integer number (329211608544).

Almost surely, 2^{10500001001109} is an apocalyptic number.

It is an amenable number.

10500001001109 is a deficient number, since it is larger than the sum of its proper divisors (5302156209003).

10500001001109 is an equidigital number, since it uses as much as digits as its factorization.

10500001001109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39848 (or 39836 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 18.

The spelling of 10500001001109 in words is "ten trillion, five hundred billion, one million, one thousand, one hundred nine".