200221399 has 6 divisors (see below), whose sum is σ = 232910664. Its totient is φ = 171618300.

The previous prime is 200221387. The next prime is 200221403. The reversal of 200221399 is 993122002.

It is not a de Polignac number, because 200221399 - 2⁷ = 200221271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200221309) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2043027 + ... + 2043124.

It is an arithmetic number, because the mean of its divisors is an integer number (38818444).

Almost surely, 2^200221399 is an apocalyptic number.

200221399 is a deficient number, since it is larger than the sum of its proper divisors (32689265).

200221399 is an equidigital number, since it uses as much as digits as its factorization.

200221399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4086165 (or 4086158 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 200221399 is about 14149.9610953529. The cubic root of 200221399 is about 585.0192595992.

The spelling of 200221399 in words is "two hundred million, two hundred twenty-one thousand, three hundred ninety-nine".