11022112223 has 4 divisors (see below), whose sum is σ = 11030611680. Its totient is φ = 11013612768.

The previous prime is 11022112121. The next prime is 11022112229. The reversal of 11022112223 is 32221122011.

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 11022112223 - 2¹⁴ = 11022095839 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 (11022112229) 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, 4247783 + ... + 4250376.

It is an arithmetic number, because the mean of its divisors is an integer number (2757652920).

Almost surely, 2^11022112223 is an apocalyptic number.

11022112223 is a deficient number, since it is larger than the sum of its proper divisors (8499457).

11022112223 is an equidigital number, since it uses as much as digits as its factorization.

11022112223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8499456.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11022112223 its reverse (32221122011), we get a palindrome (43243234234).

The spelling of 11022112223 in words is "eleven billion, twenty-two million, one hundred twelve thousand, two hundred twenty-three".