2122212220120 has 16 divisors (see below), whose sum is σ = 4774977495360. Its totient is φ = 848884888032.

The previous prime is 2122212220097. The next prime is 2122212220153. The reversal of 2122212220120 is 210222122212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26527652712 + ... + 26527652791.

It is an arithmetic number, because the mean of its divisors is an integer number (298436093460).

Almost surely, 2^{2122212220120} is an apocalyptic number.

2122212220120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122212220120 is an abundant number, since it is smaller than the sum of its proper divisors (2652765275240).

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

2122212220120 is a wasteful number, since it uses less digits than its factorization.

2122212220120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53055305514 (or 53055305510 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2122212220120 its reverse (210222122212), we get a palindrome (2332434342332).

The spelling of 2122212220120 in words is "two trillion, one hundred twenty-two billion, two hundred twelve million, two hundred twenty thousand, one hundred twenty".