11021111110011 has 4 divisors (see below), whose sum is σ = 14694814813352. Its totient is φ = 7347407406672.

The previous prime is 11021111109937. The next prime is 11021111110019. The reversal of 11021111110011 is 11001111112011.

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

It is not a de Polignac number, because 11021111110011 - 2¹⁷ = 11021110978939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11021111110019) 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, 1836851851666 + ... + 1836851851671.

It is an arithmetic number, because the mean of its divisors is an integer number (3673703703338).

Almost surely, 2^{11021111110011} is an apocalyptic number.

11021111110011 is a deficient number, since it is larger than the sum of its proper divisors (3673703703341).

11021111110011 is an equidigital number, since it uses as much as digits as its factorization.

11021111110011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3673703703340.

The product of its (nonzero) digits is 2, while the sum is 12.

Adding to 11021111110011 its reverse (11001111112011), we get a palindrome (22022222222022).

It can be divided in two parts, 1102111 and 1110011, that added together give a palindrome (2212122).

The spelling of 11021111110011 in words is "eleven trillion, twenty-one billion, one hundred eleven million, one hundred ten thousand, eleven".