224040401323 has 4 divisors (see below), whose sum is σ = 226350096280. Its totient is φ = 221730706368.

The previous prime is 224040401279. The next prime is 224040401339. The reversal of 224040401323 is 323104040422.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224040401323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224040401383) 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, 1154847333 + ... + 1154847526.

It is an arithmetic number, because the mean of its divisors is an integer number (56587524070).

Almost surely, 2^224040401323 is an apocalyptic number.

224040401323 is a deficient number, since it is larger than the sum of its proper divisors (2309694957).

224040401323 is an equidigital number, since it uses as much as digits as its factorization.

224040401323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2309694956.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 224040401323 its reverse (323104040422), we get a palindrome (547144441745).

The spelling of 224040401323 in words is "two hundred twenty-four billion, forty million, four hundred one thousand, three hundred twenty-three".