11022100222111 has 4 divisors (see below), whose sum is σ = 12024109333224. Its totient is φ = 10020091111000.

The previous prime is 11022100222099. The next prime is 11022100222123. The reversal of 11022100222111 is 11122200122011.

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

It is an interprime number because it is at equal distance from previous prime (11022100222099) and next prime (11022100222123).

It is a cyclic number.

It is not a de Polignac number, because 11022100222111 - 2⁷ = 11022100221983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022100222181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501004555540 + ... + 501004555561.

It is an arithmetic number, because the mean of its divisors is an integer number (3006027333306).

Almost surely, 2^{11022100222111} is an apocalyptic number.

11022100222111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11022100222111 is a deficient number, since it is larger than the sum of its proper divisors (1002009111113).

11022100222111 is a wasteful number, since it uses less digits than its factorization.

11022100222111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002009111112.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11022100222111 its reverse (11122200122011), we get a palindrome (22144300344122).

It can be divided in two parts, 11022100 and 222111, that added together give a palindrome (11244211).

The spelling of 11022100222111 in words is "eleven trillion, twenty-two billion, one hundred million, two hundred twenty-two thousand, one hundred eleven".