1009091010013 has 4 divisors (see below), whose sum is σ = 1032558242848. Its totient is φ = 985623777180.

The previous prime is 1009091010001. The next prime is 1009091010029. The reversal of 1009091010013 is 3100101909001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1009091010013 - 2¹⁷ = 1009090878941 is a prime.

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 1009091010013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009091010713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11733616353 + ... + 11733616438.

It is an arithmetic number, because the mean of its divisors is an integer number (258139560712).

Almost surely, 2^{1009091010013} is an apocalyptic number.

It is an amenable number.

1009091010013 is a deficient number, since it is larger than the sum of its proper divisors (23467232835).

1009091010013 is an equidigital number, since it uses as much as digits as its factorization.

1009091010013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23467232834.

The product of its (nonzero) digits is 243, while the sum is 25.

Adding to 1009091010013 its reverse (3100101909001), we get a palindrome (4109192919014).

The spelling of 1009091010013 in words is "one trillion, nine billion, ninety-one million, ten thousand, thirteen".