12216345276322 has 16 divisors (see below), whose sum is σ = 21166288072992. Its totient is φ = 5226243968320.

The previous prime is 12216345276313. The next prime is 12216345276427. The reversal of 12216345276322 is 22367254361221.

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, 16332012028 + ... + 16332012775.

It is an arithmetic number, because the mean of its divisors is an integer number (1322893004562).

Almost surely, 2^{12216345276322} is an apocalyptic number.

12216345276322 is a deficient number, since it is larger than the sum of its proper divisors (8949942796670).

12216345276322 is a wasteful number, since it uses less digits than its factorization.

12216345276322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32664024833.

The product of its digits is 1451520, while the sum is 46.

The spelling of 12216345276322 in words is "twelve trillion, two hundred sixteen billion, three hundred forty-five million, two hundred seventy-six thousand, three hundred twenty-two".