1102011011 has 4 divisors (see below), whose sum is σ = 1107234024. Its totient is φ = 1096788000.

The previous prime is 1102011007. The next prime is 1102011023. The reversal of 1102011011 is 1101102011.

It is a happy number.

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 1102011011 - 2² = 1102011007 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 1102011011.

It is not an unprimeable number, because it can be changed into a prime (1102011041) 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, 2611190 + ... + 2611611.

It is an arithmetic number, because the mean of its divisors is an integer number (276808506).

Almost surely, 2^1102011011 is an apocalyptic number.

1102011011 is a deficient number, since it is larger than the sum of its proper divisors (5223013).

1102011011 is an equidigital number, since it uses as much as digits as its factorization.

1102011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5223012.

The product of its (nonzero) digits is 2, while the sum is 8.

The square root of 1102011011 is about 33196.5511913512. The cubic root of 1102011011 is about 1032.9088011796.

Adding to 1102011011 its reverse (1101102011), we get a palindrome (2203113022).

The spelling of 1102011011 in words is "one billion, one hundred two million, eleven thousand, eleven".