140022321024221 has 2 divisors, whose sum is σ = 140022321024222. Its totient is φ = 140022321024220.

The previous prime is 140022321024193. The next prime is 140022321024227. The reversal of 140022321024221 is 122420123220041.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107961970725625 + 32060350298596 = 10390475^2 + 5662186^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140022321024221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140022321024227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70011160512110 + 70011160512111.

It is an arithmetic number, because the mean of its divisors is an integer number (70011160512111).

Almost surely, 2^{140022321024221} is an apocalyptic number.

It is an amenable number.

140022321024221 is a deficient number, since it is larger than the sum of its proper divisors (1).

140022321024221 is an equidigital number, since it uses as much as digits as its factorization.

140022321024221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 140022321024221 its reverse (122420123220041), we get a palindrome (262442444244262).

The spelling of 140022321024221 in words is "one hundred forty trillion, twenty-two billion, three hundred twenty-one million, twenty-four thousand, two hundred twenty-one".