222102222120222 has 32 divisors (see below), whose sum is σ = 456211015847712. Its totient is φ = 72032987948544.

The previous prime is 222102222120139. The next prime is 222102222120223. The reversal of 222102222120222 is 222021222201222.

It is a junction number, because it is equal to n+sod(n) for n = 222102222120192 and 222102222120201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222102222120223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129147418 + ... + 130855874.

It is an arithmetic number, because the mean of its divisors is an integer number (14256594245241).

Almost surely, 2^{222102222120222} is an apocalyptic number.

222102222120222 is an abundant number, since it is smaller than the sum of its proper divisors (234108793727490).

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

222102222120222 is a wasteful number, since it uses less digits than its factorization.

222102222120222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2294092.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 222102222120222 its reverse (222021222201222), we get a palindrome (444123444321444).

The spelling of 222102222120222 in words is "two hundred twenty-two trillion, one hundred two billion, two hundred twenty-two million, one hundred twenty thousand, two hundred twenty-two".