12211921827304 has 16 divisors (see below), whose sum is σ = 22897415124000. Its totient is φ = 6105944460912.

The previous prime is 12211921827241. The next prime is 12211921827341. The reversal of 12211921827304 is 40372812911221.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1449547 + ... + 5150245.

It is an arithmetic number, because the mean of its divisors is an integer number (1431088445250).

Almost surely, 2^{12211921827304} is an apocalyptic number.

It is an amenable number.

12211921827304 is a deficient number, since it is larger than the sum of its proper divisors (10685493296696).

12211921827304 is a wasteful number, since it uses less digits than its factorization.

12211921827304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4113192 (or 4113188 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 43.

The spelling of 12211921827304 in words is "twelve trillion, two hundred eleven billion, nine hundred twenty-one million, eight hundred twenty-seven thousand, three hundred four".