1000009101 has 48 divisors (see below), whose sum is σ = 1715610624. Its totient is φ = 513184896.

The previous prime is 1000009099. The next prime is 1000009123. The reversal of 1000009101 is 1019000001.

It is not a de Polignac number, because 1000009101 - 2¹ = 1000009099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000009301) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 63636 + ... + 77778.

It is an arithmetic number, because the mean of its divisors is an integer number (35741888).

Almost surely, 2^1000009101 is an apocalyptic number.

It is an amenable number.

1000009101 is a deficient number, since it is larger than the sum of its proper divisors (715601523).

1000009101 is a wasteful number, since it uses less digits than its factorization.

1000009101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14210 (or 14203 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 12.

The square root of 1000009101 is about 31622.9205008013. The cubic root of 1000009101 is about 1000.0030336575.

Adding to 1000009101 its reverse (1019000001), we get a palindrome (2019009102).

The spelling of 1000009101 in words is "one billion, nine thousand, one hundred one".