1214443245321 has 24 divisors (see below), whose sum is σ = 1813172699520. Its totient is φ = 782858642400.

The previous prime is 1214443245289. The next prime is 1214443245413. The reversal of 1214443245321 is 1235423444121.

1214443245321 is a `hidden beast` number, since 1 + 2 + 1 + 4 + 4 + 4 + 324 + 5 + 321 = 666.

It is not a de Polignac number, because 1214443245321 - 2⁵ = 1214443245289 is a prime.

It is a super-2 number, since 2×1214443245321² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1214443245121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18714225 + ... + 18779006.

It is an arithmetic number, because the mean of its divisors is an integer number (75548862480).

Almost surely, 2^{1214443245321} is an apocalyptic number.

It is an amenable number.

1214443245321 is a deficient number, since it is larger than the sum of its proper divisors (598729454199).

1214443245321 is a wasteful number, since it uses less digits than its factorization.

1214443245321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37493357 (or 37493354 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

Adding to 1214443245321 its reverse (1235423444121), we get a palindrome (2449866689442).

The spelling of 1214443245321 in words is "one trillion, two hundred fourteen billion, four hundred forty-three million, two hundred forty-five thousand, three hundred twenty-one".