102210222 has 16 divisors (see below), whose sum is σ = 216445392. Its totient is φ = 32065920.

The previous prime is 102210221. The next prime is 102210223. The reversal of 102210222 is 222012201.

It is an interprime number because it is at equal distance from previous prime (102210221) and next prime (102210223).

It is a junction number, because it is equal to n+sod(n) for n = 102210198 and 102210207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102210221) 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, 500929 + ... + 501132.

It is an arithmetic number, because the mean of its divisors is an integer number (13527837).

Almost surely, 2^102210222 is an apocalyptic number.

102210222 is an abundant number, since it is smaller than the sum of its proper divisors (114235170).

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

102210222 is a wasteful number, since it uses less digits than its factorization.

102210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002083.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 102210222 is about 10109.9071212351. The cubic root of 102210222 is about 467.5536415519.

Adding to 102210222 its reverse (222012201), we get a palindrome (324222423).

The spelling of 102210222 in words is "one hundred two million, two hundred ten thousand, two hundred twenty-two".