12032221322 has 16 divisors (see below), whose sum is σ = 19910318400. Its totient is φ = 5407739040.

The previous prime is 12032221309. The next prime is 12032221339. The reversal of 12032221322 is 22312223021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12032221294 and 12032221303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3070622 + ... + 3074537.

It is an arithmetic number, because the mean of its divisors is an integer number (1244394900).

Almost surely, 2^12032221322 is an apocalyptic number.

12032221322 is a deficient number, since it is larger than the sum of its proper divisors (7878097078).

12032221322 is a wasteful number, since it uses less digits than its factorization.

12032221322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6145261.

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

Adding to 12032221322 its reverse (22312223021), we get a palindrome (34344444343).

The spelling of 12032221322 in words is "twelve billion, thirty-two million, two hundred twenty-one thousand, three hundred twenty-two".