1222322332312 has 32 divisors (see below), whose sum is σ = 2296434919680. Its totient is φ = 609940173600.

The previous prime is 1222322332279. The next prime is 1222322332409. The reversal of 1222322332312 is 2132332232221.

It is a congruent number.

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, 22055437 + ... + 22110787.

It is an arithmetic number, because the mean of its divisors is an integer number (71763591240).

Almost surely, 2^{1222322332312} is an apocalyptic number.

It is an amenable number.

1222322332312 is a deficient number, since it is larger than the sum of its proper divisors (1074112587368).

1222322332312 is a wasteful number, since it uses less digits than its factorization.

1222322332312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60823 (or 60819 counting only the distinct ones).

The product of its digits is 10368, while the sum is 28.

Adding to 1222322332312 its reverse (2132332232221), we get a palindrome (3354654564533).

The spelling of 1222322332312 in words is "one trillion, two hundred twenty-two billion, three hundred twenty-two million, three hundred thirty-two thousand, three hundred twelve".