2212311221322 has 8 divisors (see below), whose sum is σ = 4424622442656. Its totient is φ = 737437073772.

The previous prime is 2212311221291. The next prime is 2212311221339. The reversal of 2212311221322 is 2231221132122.

It is a sphenic number, since it is the product of 3 distinct primes.

2212311221322 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2212311221292 and 2212311221301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184359268438 + ... + 184359268449.

It is an arithmetic number, because the mean of its divisors is an integer number (553077805332).

Almost surely, 2^{2212311221322} is an apocalyptic number.

2212311221322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2212311221322 is a wasteful number, since it uses less digits than its factorization.

2212311221322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368718536892.

The product of its digits is 1152, while the sum is 24.

Adding to 2212311221322 its reverse (2231221132122), we get a palindrome (4443532353444).

The spelling of 2212311221322 in words is "two trillion, two hundred twelve billion, three hundred eleven million, two hundred twenty-one thousand, three hundred twenty-two".