2112002021120 has 36 divisors (see below), whose sum is σ = 5058904844280. Its totient is φ = 844800807936.

The previous prime is 2112002021093. The next prime is 2112002021131. The reversal of 2112002021120 is 211202002112.

It is a junction number, because it is equal to n+sod(n) for n = 2112002021095 and 2112002021104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 824999510 + ... + 825002069.

Almost surely, 2^{2112002021120} is an apocalyptic number.

2112002021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112002021120 is an abundant number, since it is smaller than the sum of its proper divisors (2946902823160).

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

2112002021120 is an equidigital number, since it uses as much as digits as its factorization.

2112002021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650001600 (or 1650001586 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2112002021120 its reverse (211202002112), we get a palindrome (2323204023232).

The spelling of 2112002021120 in words is "two trillion, one hundred twelve billion, two million, twenty-one thousand, one hundred twenty".