1222324230321 has 24 divisors (see below), whose sum is σ = 1870978510440. Its totient is φ = 766316146176.

The previous prime is 1222324230317. The next prime is 1222324230329. The reversal of 1222324230321 is 1230324232221.

1222324230321 is a `hidden beast` number, since 1 + 2 + 2 + 232 + 423 + 0 + 3 + 2 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 114383025 + 1222209847296 = 10695^2 + 1105536^2 .

It is not a de Polignac number, because 1222324230321 - 2² = 1222324230317 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1222324230329) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3107506 + ... + 3478683.

It is an arithmetic number, because the mean of its divisors is an integer number (77957437935).

Almost surely, 2^{1222324230321} is an apocalyptic number.

It is an amenable number.

1222324230321 is a deficient number, since it is larger than the sum of its proper divisors (648654280119).

1222324230321 is a wasteful number, since it uses less digits than its factorization.

1222324230321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6587425 (or 6587422 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1222324230321 its reverse (1230324232221), we get a palindrome (2452648462542).

The spelling of 1222324230321 in words is "one trillion, two hundred twenty-two billion, three hundred twenty-four million, two hundred thirty thousand, three hundred twenty-one".