2210212012120 has 64 divisors (see below), whose sum is σ = 5930506782720. Its totient is φ = 724839713664.

The previous prime is 2210212012087. The next prime is 2210212012123. The reversal of 2210212012120 is 212102120122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2210212012094 and 2210212012103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210212012123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171593872 + ... + 171606751.

It is an arithmetic number, because the mean of its divisors is an integer number (92664168480).

Almost surely, 2^{2210212012120} is an apocalyptic number.

2210212012120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2210212012120 is an abundant number, since it is smaller than the sum of its proper divisors (3720294770600).

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

2210212012120 is a wasteful number, since it uses less digits than its factorization.

2210212012120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343200664 (or 343200660 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2210212012120 its reverse (212102120122), we get a palindrome (2422314132242).

The spelling of 2210212012120 in words is "two trillion, two hundred ten billion, two hundred twelve million, twelve thousand, one hundred twenty".