335000221 has 4 divisors (see below), whose sum is σ = 349565472. Its totient is φ = 320434972.

The previous prime is 335000213. The next prime is 335000233. The reversal of 335000221 is 122000533.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 122000533 = 23 ⋅5304371.

It is a cyclic number.

It is not a de Polignac number, because 335000221 - 2³ = 335000213 is a prime.

It is a super-2 number, since 2×335000221² = 224450296140097682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 335000195 and 335000204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (335000251) 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 3 ways as a sum of consecutive naturals, for example, 7282591 + ... + 7282636.

It is an arithmetic number, because the mean of its divisors is an integer number (87391368).

Almost surely, 2^335000221 is an apocalyptic number.

It is an amenable number.

335000221 is a deficient number, since it is larger than the sum of its proper divisors (14565251).

335000221 is a wasteful number, since it uses less digits than its factorization.

335000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14565250.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 335000221 is about 18303.0112549821. The cubic root of 335000221 is about 694.5151085274.

Adding to 335000221 its reverse (122000533), we get a palindrome (457000754).

The spelling of 335000221 in words is "three hundred thirty-five million, two hundred twenty-one", and thus it is an aban number.