140043204220221 has 12 divisors (see below), whose sum is σ = 212931187703520. Its totient is φ = 88448339507400.

The previous prime is 140043204220193. The next prime is 140043204220229. The reversal of 140043204220221 is 122022402340041.

It is a happy number.

140043204220221 is a `hidden beast` number, since 1 + 4 + 0 + 0 + 432 + 0 + 4 + 2 + 2 + 0 + 221 = 666.

It is not a de Polignac number, because 140043204220221 - 2¹⁷ = 140043204089149 is a prime.

It is a super-2 number, since 2×140043204220221² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140043204220229) 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 in 11 ways as a sum of consecutive naturals, for example, 409483053105 + ... + 409483053446.

It is an arithmetic number, because the mean of its divisors is an integer number (17744265641960).

Almost surely, 2^{140043204220221} is an apocalyptic number.

It is an amenable number.

140043204220221 is a deficient number, since it is larger than the sum of its proper divisors (72887983483299).

140043204220221 is a wasteful number, since it uses less digits than its factorization.

140043204220221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818966106576 (or 818966106573 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 140043204220221 its reverse (122022402340041), we get a palindrome (262065606560262).

The spelling of 140043204220221 in words is "one hundred forty trillion, forty-three billion, two hundred four million, two hundred twenty thousand, two hundred twenty-one".