340441132040221 has 8 divisors (see below), whose sum is σ = 340663644183800. Its totient is φ = 340218633473280.

The previous prime is 340441132040171. The next prime is 340441132040227. The reversal of 340441132040221 is 122040231144043.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 142259888925625 + 198181243114596 = 11927275^2 + 14077686^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340441132040221 - 2¹¹ = 340441132038173 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 (340441132040227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47017795 + ... + 53773183.

It is an arithmetic number, because the mean of its divisors is an integer number (42582955522975).

Almost surely, 2^{340441132040221} is an apocalyptic number.

It is an amenable number.

340441132040221 is a deficient number, since it is larger than the sum of its proper divisors (222512143579).

340441132040221 is a wasteful number, since it uses less digits than its factorization.

340441132040221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6788319.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 340441132040221 its reverse (122040231144043), we get a palindrome (462481363184264).

The spelling of 340441132040221 in words is "three hundred forty trillion, four hundred forty-one billion, one hundred thirty-two million, forty thousand, two hundred twenty-one".