22211301223 has 4 divisors (see below), whose sum is σ = 22211955288. Its totient is φ = 22210647160.

The previous prime is 22211301187. The next prime is 22211301251. The reversal of 22211301223 is 32210311222.

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 22211301223 - 2¹³ = 22211293031 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22211301223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211301293) 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, 273133 + ... + 344998.

It is an arithmetic number, because the mean of its divisors is an integer number (5552988822).

Almost surely, 2^22211301223 is an apocalyptic number.

22211301223 is a deficient number, since it is larger than the sum of its proper divisors (654065).

22211301223 is an equidigital number, since it uses as much as digits as its factorization.

22211301223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654064.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22211301223 its reverse (32210311222), we get a palindrome (54421612445).

Subtracting 22211301223 from its reverse (32210311222), we obtain a palindrome (9999009999).

The spelling of 22211301223 in words is "twenty-two billion, two hundred eleven million, three hundred one thousand, two hundred twenty-three".