2222120120 has 32 divisors (see below), whose sum is σ = 5454295920. Its totient is φ = 808043520.

The previous prime is 2222120113. The next prime is 2222120123. The reversal of 2222120120 is 210212222.

It is a junction number, because it is equal to n+sod(n) for n = 2222120095 and 2222120104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222120123) 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, 2524697 + ... + 2525576.

Almost surely, 2^2222120120 is an apocalyptic number.

2222120120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222120120 is an abundant number, since it is smaller than the sum of its proper divisors (3232175800).

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

2222120120 is a wasteful number, since it uses less digits than its factorization.

2222120120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050295 (or 5050291 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 2222120120 is about 47139.3691090579. The cubic root of 2222120120 is about 1304.9358942492.

Adding to 2222120120 its reverse (210212222), we get a palindrome (2432332342).

The spelling of 2222120120 in words is "two billion, two hundred twenty-two million, one hundred twenty thousand, one hundred twenty".