200553321 has 8 divisors (see below), whose sum is σ = 267477760. Its totient is φ = 133665552.

The previous prime is 200553317. The next prime is 200553329. The reversal of 200553321 is 123355002.

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

It is not a de Polignac number, because 200553321 - 2² = 200553317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200553329) 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, 8415 + ... + 21723.

It is an arithmetic number, because the mean of its divisors is an integer number (33434720).

Almost surely, 2^200553321 is an apocalyptic number.

It is an amenable number.

200553321 is a deficient number, since it is larger than the sum of its proper divisors (66924439).

200553321 is a wasteful number, since it uses less digits than its factorization.

200553321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18335.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 200553321 is about 14161.6849633086. The cubic root of 200553321 is about 585.3423578623.

The spelling of 200553321 in words is "two hundred million, five hundred fifty-three thousand, three hundred twenty-one".