222102002020120 has 32 divisors (see below), whose sum is σ = 499731667300800. Its totient is φ = 88840416318208.

The previous prime is 222102002020037. The next prime is 222102002020127. The reversal of 222102002020120 is 21020200201222.

It is a junction number, because it is equal to n+sod(n) for n = 222102002020094 and 222102002020103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222102002020127) 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, 2565565 + ... + 21231724.

It is an arithmetic number, because the mean of its divisors is an integer number (15616614603150).

Almost surely, 2^{222102002020120} is an apocalyptic number.

222102002020120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222102002020120 is an abundant number, since it is smaller than the sum of its proper divisors (277629665280680).

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

222102002020120 is a wasteful number, since it uses less digits than its factorization.

222102002020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24030627 (or 24030623 counting only the distinct ones).

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

Adding to 222102002020120 its reverse (21020200201222), we get a palindrome (243122202221342).

The spelling of 222102002020120 in words is "two hundred twenty-two trillion, one hundred two billion, two million, twenty thousand, one hundred twenty".