22132221032 has 16 divisors (see below), whose sum is σ = 42619480260. Its totient is φ = 10767026304.

The previous prime is 22132220987. The next prime is 22132221053. The reversal of 22132221032 is 23012223122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21510915556 + 621305476 = 146666^2 + 24926^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22132220995 and 22132221013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37385213 + ... + 37385804.

Almost surely, 2^22132221032 is an apocalyptic number.

It is an amenable number.

22132221032 is a deficient number, since it is larger than the sum of its proper divisors (20487259228).

22132221032 is a wasteful number, since it uses less digits than its factorization.

22132221032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74771060 (or 74771056 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22132221032 its reverse (23012223122), we get a palindrome (45144444154).

The spelling of 22132221032 in words is "twenty-two billion, one hundred thirty-two million, two hundred twenty-one thousand, thirty-two".