1009010011 has 4 divisors (see below), whose sum is σ = 1009117792. Its totient is φ = 1008902232.

The previous prime is 1009010003. The next prime is 1009010063. The reversal of 1009010011 is 1100109001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1100109001 = 1231 ⋅893671.

It is a cyclic number.

It is not a de Polignac number, because 1009010011 - 2³ = 1009010003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1009009973 and 1009010000.

It is not an unprimeable number, because it can be changed into a prime (1009010071) 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, 38355 + ... + 59068.

It is an arithmetic number, because the mean of its divisors is an integer number (252279448).

Almost surely, 2^1009010011 is an apocalyptic number.

1009010011 is a deficient number, since it is larger than the sum of its proper divisors (107781).

1009010011 is an equidigital number, since it uses as much as digits as its factorization.

1009010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107780.

The product of its (nonzero) digits is 9, while the sum is 13.

The square root of 1009010011 is about 31764.9179284317. The cubic root of 1009010011 is about 1002.9943618478.

Adding to 1009010011 its reverse (1100109001), we get a palindrome (2109119012).

The spelling of 1009010011 in words is "one billion, nine million, ten thousand, eleven".