210199000 has 128 divisors (see below), whose sum is σ = 544864320. Its totient is φ = 75264000.

The previous prime is 210198983. The next prime is 210199037. The reversal of 210199000 is 991012.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1066902 + ... + 1067098.

Almost surely, 2^210199000 is an apocalyptic number.

210199000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210199000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272432160).

210199000 is an abundant number, since it is smaller than the sum of its proper divisors (334665320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210199000 is a wasteful number, since it uses less digits than its factorization.

210199000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 210199000 is about 14498.2412726510. The cubic root of 210199000 is about 594.5798884569.

It can be divided in two parts, 2101 and 99000, that added together give a palindrome (101101).

The spelling of 210199000 in words is "two hundred ten million, one hundred ninety-nine thousand".