22312233232 has 10 divisors (see below), whose sum is σ = 43229951918. Its totient is φ = 11156116608.

The previous prime is 22312233227. The next prime is 22312233271. The reversal of 22312233232 is 23233221322.

It can be written as a sum of positive squares in only one way, i.e., 21287977216 + 1024256016 = 145904^2 + 32004^2 .

It is a super-3 number, since 3×22312233232³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22312233197 and 22312233206.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697257273 + ... + 697257304.

Almost surely, 2^22312233232 is an apocalyptic number.

It is an amenable number.

22312233232 is a deficient number, since it is larger than the sum of its proper divisors (20917718686).

22312233232 is a wasteful number, since it uses less digits than its factorization.

22312233232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394514585 (or 1394514579 counting only the distinct ones).

The product of its digits is 5184, while the sum is 25.

Adding to 22312233232 its reverse (23233221322), we get a palindrome (45545454554).

The spelling of 22312233232 in words is "twenty-two billion, three hundred twelve million, two hundred thirty-three thousand, two hundred thirty-two".