223130020304 has 20 divisors (see below), whose sum is σ = 457744674564. Its totient is φ = 105002362368.

The previous prime is 223130020271. The next prime is 223130020307. The reversal of 223130020304 is 403020031322.

It can be written as a sum of positive squares in 2 ways, for example, as 59467699600 + 163662320704 = 243860^2 + 404552^2 .

It is a super-3 number, since 3×223130020304³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223130020307) 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, 410165207 + ... + 410165750.

Almost surely, 2^223130020304 is an apocalyptic number.

It is an amenable number.

223130020304 is an abundant number, since it is smaller than the sum of its proper divisors (234614654260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223130020304 is a wasteful number, since it uses less digits than its factorization.

223130020304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820330982 (or 820330976 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 223130020304 its reverse (403020031322), we get a palindrome (626150051626).

The spelling of 223130020304 in words is "two hundred twenty-three billion, one hundred thirty million, twenty thousand, three hundred four".