12220000212032 has 28 divisors (see below), whose sum is σ = 24249178789836. Its totient is φ = 6109970910720.

The previous prime is 12220000212029. The next prime is 12220000212071. The reversal of 12220000212032 is 23021200002221.

It can be written as a sum of positive squares in 2 ways, for example, as 6908192182336 + 5311808029696 = 2628344^2 + 2304736^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12220000212032.

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, 20517998 + ... + 21105170.

It is an arithmetic number, because the mean of its divisors is an integer number (866042099637).

Almost surely, 2^{12220000212032} is an apocalyptic number.

It is an amenable number.

12220000212032 is a deficient number, since it is larger than the sum of its proper divisors (12029178577804).

12220000212032 is an equidigital number, since it uses as much as digits as its factorization.

12220000212032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912366 (or 912356 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12220000212032 its reverse (23021200002221), we get a palindrome (35241200214253).

The spelling of 12220000212032 in words is "twelve trillion, two hundred twenty billion, two hundred twelve thousand, thirty-two".