221255422521341 has 16 divisors (see below), whose sum is σ = 238461349797888. Its totient is φ = 204076120723200.

The previous prime is 221255422521313. The next prime is 221255422521433. The reversal of 221255422521341 is 143125224552122.

It is a cyclic number.

It is not a de Polignac number, because 221255422521341 - 2⁴⁶ = 150886678343677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221255422523341) 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, 390927140 + ... + 391492706.

It is an arithmetic number, because the mean of its divisors is an integer number (14903834362368).

Almost surely, 2^{221255422521341} is an apocalyptic number.

It is an amenable number.

221255422521341 is a deficient number, since it is larger than the sum of its proper divisors (17205927276547).

221255422521341 is a wasteful number, since it uses less digits than its factorization.

221255422521341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589052.

The product of its digits is 384000, while the sum is 41.

The spelling of 221255422521341 in words is "two hundred twenty-one trillion, two hundred fifty-five billion, four hundred twenty-two million, five hundred twenty-one thousand, three hundred forty-one".