1100020011 has 16 divisors (see below), whose sum is σ = 1531872000. Its totient is φ = 700816160.

The previous prime is 1100019961. The next prime is 1100020021. The reversal of 1100020011 is 1100200011.

It is a cyclic number.

It is not a de Polignac number, because 1100020011 - 2¹⁰ = 1100018987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100020021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74740 + ... + 88238.

It is an arithmetic number, because the mean of its divisors is an integer number (95742000).

Almost surely, 2^1100020011 is an apocalyptic number.

1100020011 is a deficient number, since it is larger than the sum of its proper divisors (431851989).

1100020011 is a wasteful number, since it uses less digits than its factorization.

1100020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14706.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1100020011 is about 33166.5495793578. The cubic root of 1100020011 is about 1032.2863751025.

Adding to 1100020011 its reverse (1100200011), we get a palindrome (2200220022).

The spelling of 1100020011 in words is "one billion, one hundred million, twenty thousand, eleven".