11110011221111 has 4 divisors (see below), whose sum is σ = 12120012241224. Its totient is φ = 10100010201000.

The previous prime is 11110011221083. The next prime is 11110011221147. The reversal of 11110011221111 is 11112211001111.

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 11110011221111 - 2²⁶ = 11109944112247 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110011221171) 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, 505000510040 + ... + 505000510061.

It is an arithmetic number, because the mean of its divisors is an integer number (3030003060306).

Almost surely, 2^{11110011221111} is an apocalyptic number.

11110011221111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11110011221111 is a deficient number, since it is larger than the sum of its proper divisors (1010001020113).

11110011221111 is a wasteful number, since it uses less digits than its factorization.

11110011221111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010001020112.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 11110011221111 its reverse (11112211001111), we get a palindrome (22222222222222).

The spelling of 11110011221111 in words is "eleven trillion, one hundred ten billion, eleven million, two hundred twenty-one thousand, one hundred eleven".