223444413313 has 4 divisors (see below), whose sum is σ = 243757541808. Its totient is φ = 203131284820.

The previous prime is 223444413287. The next prime is 223444413347. The reversal of 223444413313 is 313314444322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 223444413313 - 2²¹ = 223442316161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (223444413383) 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, 10156564231 + ... + 10156564252.

It is an arithmetic number, because the mean of its divisors is an integer number (60939385452).

Almost surely, 2^223444413313 is an apocalyptic number.

It is an amenable number.

223444413313 is a deficient number, since it is larger than the sum of its proper divisors (20313128495).

223444413313 is a wasteful number, since it uses less digits than its factorization.

223444413313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20313128494.

The product of its digits is 82944, while the sum is 34.

Adding to 223444413313 its reverse (313314444322), we get a palindrome (536758857635).

The spelling of 223444413313 in words is "two hundred twenty-three billion, four hundred forty-four million, four hundred thirteen thousand, three hundred thirteen".