102210206 has 48 divisors (see below), whose sum is σ = 188621664. Its totient is φ = 40658112.

The previous prime is 102210191. The next prime is 102210209. The reversal of 102210206 is 602012201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102210209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 273836 + ... + 274208.

It is an arithmetic number, because the mean of its divisors is an integer number (3929618).

Almost surely, 2^102210206 is an apocalyptic number.

102210206 is a deficient number, since it is larger than the sum of its proper divisors (86411458).

102210206 is a wasteful number, since it uses less digits than its factorization.

102210206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 102210206 is about 10109.9063299320. The cubic root of 102210206 is about 467.5536171549.

Adding to 102210206 its reverse (602012201), we get a palindrome (704222407).

The spelling of 102210206 in words is "one hundred two million, two hundred ten thousand, two hundred six".