122321210222312 has 16 divisors (see below), whose sum is σ = 232494081074340. Its totient is φ = 60322788602496.

The previous prime is 122321210222287. The next prime is 122321210222359. The reversal of 122321210222312 is 213222012123221.

It can be written as a sum of positive squares in 2 ways, for example, as 104724645052036 + 17596565170276 = 10233506^2 + 4194826^2 .

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, 104727062963 + ... + 104727064130.

Almost surely, 2^{122321210222312} is an apocalyptic number.

It is an amenable number.

122321210222312 is a deficient number, since it is larger than the sum of its proper divisors (110172870852028).

122321210222312 is a wasteful number, since it uses less digits than its factorization.

122321210222312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209454127172 (or 209454127168 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 122321210222312 its reverse (213222012123221), we get a palindrome (335543222345533).

The spelling of 122321210222312 in words is "one hundred twenty-two trillion, three hundred twenty-one billion, two hundred ten million, two hundred twenty-two thousand, three hundred twelve".