340221133 has 8 divisors (see below), whose sum is σ = 389869568. Its totient is φ = 290834064.

The previous prime is 340221131. The next prime is 340221173. The reversal of 340221133 is 331122043.

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 340221133 - 2¹ = 340221131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340221133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340221131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62541 + ... + 67762.

It is an arithmetic number, because the mean of its divisors is an integer number (48733696).

Almost surely, 2^340221133 is an apocalyptic number.

It is an amenable number.

340221133 is a deficient number, since it is larger than the sum of its proper divisors (49648435).

340221133 is a wasteful number, since it uses less digits than its factorization.

340221133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130683.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 340221133 is about 18445.0842502820. The cubic root of 340221133 is about 698.1044861002.

Adding to 340221133 its reverse (331122043), we get a palindrome (671343176).

The spelling of 340221133 in words is "three hundred forty million, two hundred twenty-one thousand, one hundred thirty-three".