223002444013 has 4 divisors (see below), whose sum is σ = 225825259840. Its totient is φ = 220179628188.

The previous prime is 223002444001. The next prime is 223002444043. The reversal of 223002444013 is 310444200322.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-223002444013 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 (223002444043) 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, 1411407795 + ... + 1411407952.

It is an arithmetic number, because the mean of its divisors is an integer number (56456314960).

Almost surely, 2^223002444013 is an apocalyptic number.

It is an amenable number.

223002444013 is a deficient number, since it is larger than the sum of its proper divisors (2822815827).

223002444013 is an equidigital number, since it uses as much as digits as its factorization.

223002444013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2822815826.

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

Adding to 223002444013 its reverse (310444200322), we get a palindrome (533446644335).

The spelling of 223002444013 in words is "two hundred twenty-three billion, two million, four hundred forty-four thousand, thirteen".