200106587221 has 8 divisors (see below), whose sum is σ = 201297833280. Its totient is φ = 198918540288.

The previous prime is 200106587173. The next prime is 200106587279. The reversal of 200106587221 is 122785601002.

It is a happy number.

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 200106587221 - 2⁹ = 200106586709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200106587281) 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, 674251 + ... + 924568.

It is an arithmetic number, because the mean of its divisors is an integer number (25162229160).

Almost surely, 2^200106587221 is an apocalyptic number.

It is an amenable number.

200106587221 is a deficient number, since it is larger than the sum of its proper divisors (1191246059).

200106587221 is a wasteful number, since it uses less digits than its factorization.

200106587221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599563.

The product of its (nonzero) digits is 13440, while the sum is 34.

The spelling of 200106587221 in words is "two hundred billion, one hundred six million, five hundred eighty-seven thousand, two hundred twenty-one".