102221120222 has 16 divisors (see below), whose sum is σ = 168966576240. Its totient is φ = 46081792512.

The previous prime is 102221120191. The next prime is 102221120227. The reversal of 102221120222 is 222021122201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 102221120222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102221120227) 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, 45714947 + ... + 45717182.

It is an arithmetic number, because the mean of its divisors is an integer number (10560411015).

Almost surely, 2^102221120222 is an apocalyptic number.

102221120222 is a deficient number, since it is larger than the sum of its proper divisors (66745456018).

102221120222 is a wasteful number, since it uses less digits than its factorization.

102221120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91432187.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102221120222 its reverse (222021122201), we get a palindrome (324242242423).

The spelling of 102221120222 in words is "one hundred two billion, two hundred twenty-one million, one hundred twenty thousand, two hundred twenty-two".