2112313221322 has 8 divisors (see below), whose sum is σ = 3168596884356. Its totient is φ = 1056114259872.

The previous prime is 2112313221307. The next prime is 2112313221329. The reversal of 2112313221322 is 2231223132112.

It can be written as a sum of positive squares in 2 ways, for example, as 2045898261801 + 66414959521 = 1430349^2 + 257711^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2112313221329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21113013 + ... + 21212824.

Almost surely, 2^{2112313221322} is an apocalyptic number.

2112313221322 is a deficient number, since it is larger than the sum of its proper divisors (1056283663034).

2112313221322 is a wasteful number, since it uses less digits than its factorization.

2112313221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42350792.

The product of its digits is 1728, while the sum is 25.

Adding to 2112313221322 its reverse (2231223132112), we get a palindrome (4343536353434).

The spelling of 2112313221322 in words is "two trillion, one hundred twelve billion, three hundred thirteen million, two hundred twenty-one thousand, three hundred twenty-two".