221414420241343 has 16 divisors (see below), whose sum is σ = 253224675934720. Its totient is φ = 189649079714016.

The previous prime is 221414420241331. The next prime is 221414420241347. The reversal of 221414420241343 is 343142024414122.

It is a cyclic number.

It is not a de Polignac number, because 221414420241343 - 2²¹ = 221414418144191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221414420241347) 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 15 ways as a sum of consecutive naturals, for example, 303664213 + ... + 304392481.

It is an arithmetic number, because the mean of its divisors is an integer number (15826542245920).

Almost surely, 2^{221414420241343} is an apocalyptic number.

221414420241343 is a deficient number, since it is larger than the sum of its proper divisors (31810255693377).

221414420241343 is a wasteful number, since it uses less digits than its factorization.

221414420241343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759046.

The product of its (nonzero) digits is 147456, while the sum is 37.

Adding to 221414420241343 its reverse (343142024414122), we get a palindrome (564556444655465).

The spelling of 221414420241343 in words is "two hundred twenty-one trillion, four hundred fourteen billion, four hundred twenty million, two hundred forty-one thousand, three hundred forty-three".