33223235530 has 16 divisors (see below), whose sum is σ = 60034520520. Its totient is φ = 13237583872.

The previous prime is 33223235503. The next prime is 33223235543. The reversal of 33223235530 is 3553232233.

It can be written as a sum of positive squares in 4 ways, for example, as 33196475601 + 26759929 = 182199^2 + 5173^2 .

It is a super-2 number, since 2×33223235530² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33223235492 and 33223235501.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6461095 + ... + 6466234.

Almost surely, 2^33223235530 is an apocalyptic number.

33223235530 is a deficient number, since it is larger than the sum of its proper divisors (26811284990).

33223235530 is a wasteful number, since it uses less digits than its factorization.

33223235530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12927593.

The product of its (nonzero) digits is 48600, while the sum is 31.

Adding to 33223235530 its reverse (3553232233), we get a palindrome (36776467763).

The spelling of 33223235530 in words is "thirty-three billion, two hundred twenty-three million, two hundred thirty-five thousand, five hundred thirty".