223043044513 has 4 divisors (see below), whose sum is σ = 236163223620. Its totient is φ = 209922865408.

The previous prime is 223043044493. The next prime is 223043044529. The reversal of 223043044513 is 315440340322.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 146928855969 + 76114188544 = 383313^2 + 275888^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223043044513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223043044573) 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, 6560089528 + ... + 6560089561.

It is an arithmetic number, because the mean of its divisors is an integer number (59040805905).

Almost surely, 2^223043044513 is an apocalyptic number.

It is an amenable number.

223043044513 is a deficient number, since it is larger than the sum of its proper divisors (13120179107).

223043044513 is a wasteful number, since it uses less digits than its factorization.

223043044513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13120179106.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 223043044513 its reverse (315440340322), we get a palindrome (538483384835).

The spelling of 223043044513 in words is "two hundred twenty-three billion, forty-three million, forty-four thousand, five hundred thirteen".