1326022223 has 4 divisors (see below), whose sum is σ = 1326143808. Its totient is φ = 1325900640.

The previous prime is 1326022183. The next prime is 1326022237. The reversal of 1326022223 is 3222206231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3222206231 = 17 ⋅189541543.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1326022223 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 (1326022283) 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, 42623 + ... + 66848.

It is an arithmetic number, because the mean of its divisors is an integer number (331535952).

Almost surely, 2^1326022223 is an apocalyptic number.

1326022223 is a deficient number, since it is larger than the sum of its proper divisors (121585).

1326022223 is a wasteful number, since it uses less digits than its factorization.

1326022223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121584.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1326022223 is about 36414.5880520431. The cubic root of 1326022223 is about 1098.6269985260.

Adding to 1326022223 its reverse (3222206231), we get a palindrome (4548228454).

The spelling of 1326022223 in words is "one billion, three hundred twenty-six million, twenty-two thousand, two hundred twenty-three".