12102221220032 has 28 divisors (see below), whose sum is σ = 24015467447760. Its totient is φ = 6051079815936.

The previous prime is 12102221220007. The next prime is 12102221220073. The reversal of 12102221220032 is 23002212220121.

It is a junction number, because it is equal to n+sod(n) for n = 12102221219986 and 12102221220013.

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, 17269694 + ... + 17956802.

Almost surely, 2^{12102221220032} is an apocalyptic number.

It is an amenable number.

12102221220032 is a deficient number, since it is larger than the sum of its proper divisors (11913246227728).

12102221220032 is an equidigital number, since it uses as much as digits as its factorization.

12102221220032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962328 (or 962318 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12102221220032 its reverse (23002212220121), we get a palindrome (35104433440153).

The spelling of 12102221220032 in words is "twelve trillion, one hundred two billion, two hundred twenty-one million, two hundred twenty thousand, thirty-two".