102221206 has 8 divisors (see below), whose sum is σ = 156225024. Its totient is φ = 50146200.

The previous prime is 102221183. The next prime is 102221209. The reversal of 102221206 is 602122201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 102221206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102221209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482070 + ... + 482281.

It is an arithmetic number, because the mean of its divisors is an integer number (19528128).

Almost surely, 2^102221206 is an apocalyptic number.

102221206 is a deficient number, since it is larger than the sum of its proper divisors (54003818).

102221206 is an equidigital number, since it uses as much as digits as its factorization.

102221206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964406.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 102221206 is about 10110.4503361621. The cubic root of 102221206 is about 467.5703894699.

Adding to 102221206 its reverse (602122201), we get a palindrome (704343407).

The spelling of 102221206 in words is "one hundred two million, two hundred twenty-one thousand, two hundred six".