12012221101330 has 16 divisors (see below), whose sum is σ = 21634739319960. Its totient is φ = 4802057032192.

The previous prime is 12012221101253. The next prime is 12012221101379. The reversal of 12012221101330 is 3310112221021.

12012221101330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11665496799441 + 346724301889 = 3415479^2 + 588833^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12012221101298 and 12012221101307.

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, 353908225 + ... + 353942164.

Almost surely, 2^{12012221101330} is an apocalyptic number.

12012221101330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12012221101330 is a deficient number, since it is larger than the sum of its proper divisors (9622518218630).

12012221101330 is a wasteful number, since it uses less digits than its factorization.

12012221101330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707852093.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12012221101330 its reverse (3310112221021), we get a palindrome (15322333322351).

The spelling of 12012221101330 in words is "twelve trillion, twelve billion, two hundred twenty-one million, one hundred one thousand, three hundred thirty".