1000113011 has 4 divisors (see below), whose sum is σ = 1000267032. Its totient is φ = 999958992.

The previous prime is 1000113007. The next prime is 1000113017. The reversal of 1000113011 is 1103110001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1000113011 - 2² = 1000113007 is a prime.

It is a super-2 number, since 2×1000113011² = 2000452069542972242, which contains 22 as substring.

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 1000113011.

It is not an unprimeable number, because it can be changed into a prime (1000113017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66821 + ... + 80406.

It is an arithmetic number, because the mean of its divisors is an integer number (250066758).

Almost surely, 2^1000113011 is an apocalyptic number.

1000113011 is a deficient number, since it is larger than the sum of its proper divisors (154021).

1000113011 is an equidigital number, since it uses as much as digits as its factorization.

1000113011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154020.

The product of its (nonzero) digits is 3, while the sum is 8.

The square root of 1000113011 is about 31624.5634120062. The cubic root of 1000113011 is about 1000.0376689144.

Adding to 1000113011 its reverse (1103110001), we get a palindrome (2103223012).

The spelling of 1000113011 in words is "one billion, one hundred thirteen thousand, eleven".