223323030045 has 28 divisors (see below), whose sum is σ = 401797655676. Its totient is φ = 119105614080.

The previous prime is 223323030037. The next prime is 223323030061. The reversal of 223323030045 is 540030323322.

223323030045 is a `hidden beast` number, since 22 + 332 + 3 + 0 + 300 + 4 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 54406962009 + 168916068036 = 233253^2 + 410994^2 .

It is not a de Polignac number, because 223323030045 - 2³ = 223323030037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 30630516 + ... + 30637805.

Almost surely, 2^223323030045 is an apocalyptic number.

It is an amenable number.

223323030045 is a deficient number, since it is larger than the sum of its proper divisors (178474625631).

223323030045 is an frugal number, since it uses more digits than its factorization.

223323030045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61268344 (or 61268329 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 27.

Adding to 223323030045 its reverse (540030323322), we get a palindrome (763353353367).

The spelling of 223323030045 in words is "two hundred twenty-three billion, three hundred twenty-three million, thirty thousand, forty-five".