223130330045 has 24 divisors (see below), whose sum is σ = 311686587864. Its totient is φ = 152898109056.

The previous prime is 223130330041. The next prime is 223130330063. The reversal of 223130330045 is 540033031322.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 56304645796 + 166825684249 = 237286^2 + 408443^2 .

It is not a de Polignac number, because 223130330045 - 2² = 223130330041 is a prime.

It is a super-3 number, since 3×223130330045³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223130329996 and 223130330023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223130330041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42587 + ... + 669383.

It is an arithmetic number, because the mean of its divisors is an integer number (12986941161).

Almost surely, 2^223130330045 is an apocalyptic number.

It is an amenable number.

223130330045 is a deficient number, since it is larger than the sum of its proper divisors (88556257819).

223130330045 is a wasteful number, since it uses less digits than its factorization.

223130330045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628269 (or 628262 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 223130330045 its reverse (540033031322), we get a palindrome (763163361367).

The spelling of 223130330045 in words is "two hundred twenty-three billion, one hundred thirty million, three hundred thirty thousand, forty-five".