200551001 has 8 divisors (see below), whose sum is σ = 229926720. Its totient is φ = 171356688.

The previous prime is 200550943. The next prime is 200551009. The reversal of 200551001 is 100155002.

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 200551001 - 2⁶ = 200550937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200551009) 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, 42971 + ... + 47408.

It is an arithmetic number, because the mean of its divisors is an integer number (28740840).

Almost surely, 2^200551001 is an apocalyptic number.

It is an amenable number.

200551001 is a deficient number, since it is larger than the sum of its proper divisors (29375719).

200551001 is an equidigital number, since it uses as much as digits as its factorization.

200551001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90703.

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 200551001 is about 14161.6030519147. The cubic root of 200551001 is about 585.3401007742.

The spelling of 200551001 in words is "two hundred million, five hundred fifty-one thousand, one".