203220713 has 8 divisors (see below), whose sum is σ = 215917920. Its totient is φ = 190723680.

The previous prime is 203220697. The next prime is 203220733. The reversal of 203220713 is 317022302.

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 203220713 - 2⁴ = 203220697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203220733) 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, 47948 + ... + 52013.

It is an arithmetic number, because the mean of its divisors is an integer number (26989740).

Almost surely, 2^203220713 is an apocalyptic number.

It is an amenable number.

203220713 is a deficient number, since it is larger than the sum of its proper divisors (12697207).

203220713 is a wasteful number, since it uses less digits than its factorization.

203220713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100087.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 203220713 is about 14255.5502524455. The cubic root of 203220713 is about 587.9259869897.

The spelling of 203220713 in words is "two hundred three million, two hundred twenty thousand, seven hundred thirteen".