23220230032 has 10 divisors (see below), whose sum is σ = 44989195718. Its totient is φ = 11610115008.

The previous prime is 23220229969. The next prime is 23220230051. The reversal of 23220230032 is 23003202232.

It can be written as a sum of positive squares in only one way, i.e., 20539475856 + 2680754176 = 143316^2 + 51776^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23220229991 and 23220230009.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725632173 + ... + 725632204.

Almost surely, 2^23220230032 is an apocalyptic number.

It is an amenable number.

23220230032 is a deficient number, since it is larger than the sum of its proper divisors (21768965686).

23220230032 is a wasteful number, since it uses less digits than its factorization.

23220230032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1451264385 (or 1451264379 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 23220230032 its reverse (23003202232), we get a palindrome (46223432264).

The spelling of 23220230032 in words is "twenty-three billion, two hundred twenty million, two hundred thirty thousand, thirty-two".