22432242434321 has 2 divisors, whose sum is σ = 22432242434322. Its totient is φ = 22432242434320.

The previous prime is 22432242434317. The next prime is 22432242434447. The reversal of 22432242434321 is 12343424223422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12997755457600 + 9434486976721 = 3605240^2 + 3071561^2 .

It is a cyclic number.

It is not a de Polignac number, because 22432242434321 - 2² = 22432242434317 is a prime.

It is not a weakly prime, because it can be changed into another prime (22432242436321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11216121217160 + 11216121217161.

It is an arithmetic number, because the mean of its divisors is an integer number (11216121217161).

Almost surely, 2^{22432242434321} is an apocalyptic number.

It is an amenable number.

22432242434321 is a deficient number, since it is larger than the sum of its proper divisors (1).

22432242434321 is an equidigital number, since it uses as much as digits as its factorization.

22432242434321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 442368, while the sum is 38.

Adding to 22432242434321 its reverse (12343424223422), we get a palindrome (34775666657743).

The spelling of 22432242434321 in words is "twenty-two trillion, four hundred thirty-two billion, two hundred forty-two million, four hundred thirty-four thousand, three hundred twenty-one".