1069020011 has 4 divisors (see below), whose sum is σ = 1105882800. Its totient is φ = 1032157224.

The previous prime is 1069019999. The next prime is 1069020079. The reversal of 1069020011 is 1100209601.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1069020011 is a prime.

It is a super-2 number, since 2×1069020011² = 2285607567836880242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1069010011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18431351 + ... + 18431408.

It is an arithmetic number, because the mean of its divisors is an integer number (276470700).

Almost surely, 2^1069020011 is an apocalyptic number.

1069020011 is a deficient number, since it is larger than the sum of its proper divisors (36862789).

1069020011 is an equidigital number, since it uses as much as digits as its factorization.

1069020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36862788.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 1069020011 is about 32695.8714672052. The cubic root of 1069020011 is about 1022.4967704140.

Adding to 1069020011 its reverse (1100209601), we get a palindrome (2169229612).

The spelling of 1069020011 in words is "one billion, sixty-nine million, twenty thousand, eleven".