22004120120 has 16 divisors (see below), whose sum is σ = 49509270360. Its totient is φ = 8801648032.

The previous prime is 22004120111. The next prime is 22004120147. The reversal of 22004120120 is 2102140022.

It is a junction number, because it is equal to n+sod(n) for n = 22004120095 and 22004120104.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 275051462 + ... + 275051541.

Almost surely, 2^22004120120 is an apocalyptic number.

22004120120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22004120120 is an abundant number, since it is smaller than the sum of its proper divisors (27505150240).

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

22004120120 is a wasteful number, since it uses less digits than its factorization.

22004120120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550103014 (or 550103010 counting only the distinct ones).

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

Adding to 22004120120 its reverse (2102140022), we get a palindrome (24106260142).

The spelling of 22004120120 in words is "twenty-two billion, four million, one hundred twenty thousand, one hundred twenty".