2112203440120 has 32 divisors (see below), whose sum is σ = 4779928609920. Its totient is φ = 839997665920.

The previous prime is 2112203440099. The next prime is 2112203440159. The reversal of 2112203440120 is 210443022112.

It is a super-3 number, since 3×2112203440120³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 2112203440091 and 2112203440100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152608936 + ... + 152622775.

It is an arithmetic number, because the mean of its divisors is an integer number (149372769060).

Almost surely, 2^{2112203440120} is an apocalyptic number.

2112203440120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112203440120 is an abundant number, since it is smaller than the sum of its proper divisors (2667725169800).

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

2112203440120 is a wasteful number, since it uses less digits than its factorization.

2112203440120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305231895 (or 305231891 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2112203440120 its reverse (210443022112), we get a palindrome (2322646462232).

The spelling of 2112203440120 in words is "two trillion, one hundred twelve billion, two hundred three million, four hundred forty thousand, one hundred twenty".