102202220122 has 8 divisors (see below), whose sum is σ = 153796267872. Its totient is φ = 50936797500.

The previous prime is 102202220063. The next prime is 102202220129. The reversal of 102202220122 is 221022202201.

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

It is a junction number, because it is equal to n+sod(n) for n = 102202220096 and 102202220105.

It is not an unprimeable number, because it can be changed into a prime (102202220129) 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, 82155504 + ... + 82156747.

It is an arithmetic number, because the mean of its divisors is an integer number (19224533484).

Almost surely, 2^102202220122 is an apocalyptic number.

102202220122 is a deficient number, since it is larger than the sum of its proper divisors (51594047750).

102202220122 is a wasteful number, since it uses less digits than its factorization.

102202220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164312564.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 102202220122 its reverse (221022202201), we get a palindrome (323224422323).

The spelling of 102202220122 in words is "one hundred two billion, two hundred two million, two hundred twenty thousand, one hundred twenty-two".