11222321230111 has 4 divisors (see below), whose sum is σ = 11224464126552. Its totient is φ = 11220178333672.

The previous prime is 11222321230097. The next prime is 11222321230171. The reversal of 11222321230111 is 11103212322211.

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 11222321230111 - 2¹⁵ = 11222321197343 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 (11222321230171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1071440365 + ... + 1071450838.

It is an arithmetic number, because the mean of its divisors is an integer number (2806116031638).

Almost surely, 2^{11222321230111} is an apocalyptic number.

11222321230111 is a deficient number, since it is larger than the sum of its proper divisors (2142896441).

11222321230111 is an equidigital number, since it uses as much as digits as its factorization.

11222321230111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2142896440.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 11222321230111 its reverse (11103212322211), we get a palindrome (22325533552322).

The spelling of 11222321230111 in words is "eleven trillion, two hundred twenty-two billion, three hundred twenty-one million, two hundred thirty thousand, one hundred eleven".