12200021332 has 12 divisors (see below), whose sum is σ = 21354292960. Its totient is φ = 6098794776.

The previous prime is 12200021329. The next prime is 12200021419. The reversal of 12200021332 is 23312000221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281208 + ... + 321679.

Almost surely, 2^12200021332 is an apocalyptic number.

It is an amenable number.

12200021332 is a deficient number, since it is larger than the sum of its proper divisors (9154271628).

12200021332 is a wasteful number, since it uses less digits than its factorization.

12200021332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607950 (or 607948 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12200021332 its reverse (23312000221), we get a palindrome (35512021553).

The spelling of 12200021332 in words is "twelve billion, two hundred million, twenty-one thousand, three hundred thirty-two".