12222782284112 has 10 divisors (see below), whose sum is σ = 23681640675498. Its totient is φ = 6111391142048.

The previous prime is 12222782284109. The next prime is 12222782284199. The reversal of 12222782284112 is 21148228722221.

It can be written as a sum of positive squares in only one way, i.e., 7436943509776 + 4785838774336 = 2727076^2 + 2187656^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 381961946363 + ... + 381961946394.

Almost surely, 2^{12222782284112} is an apocalyptic number.

It is an amenable number.

12222782284112 is a deficient number, since it is larger than the sum of its proper divisors (11458858391386).

12222782284112 is an equidigital number, since it uses as much as digits as its factorization.

12222782284112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763923892765 (or 763923892759 counting only the distinct ones).

The product of its digits is 229376, while the sum is 44.

The spelling of 12222782284112 in words is "twelve trillion, two hundred twenty-two billion, seven hundred eighty-two million, two hundred eighty-four thousand, one hundred twelve".