2112003232020 has 144 divisors (see below), whose sum is σ = 7015385849472. Its totient is φ = 510053886720.

The previous prime is 2112003231997. The next prime is 2112003232037. The reversal of 2112003232020 is 202323002112.

2112003232020 is a `hidden beast` number, since 21 + 120 + 0 + 323 + 202 + 0 = 666.

It is a super-3 number, since 3×2112003232020³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2112003231984 and 2112003232002.

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 47 ways as a sum of consecutive naturals, for example, 1507147 + ... + 2548626.

It is an arithmetic number, because the mean of its divisors is an integer number (48717957288).

Almost surely, 2^{2112003232020} is an apocalyptic number.

2112003232020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112003232020 is an abundant number, since it is smaller than the sum of its proper divisors (4903382617452).

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

2112003232020 is a wasteful number, since it uses less digits than its factorization.

2112003232020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4056062 (or 4056057 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 2112003232020 its reverse (202323002112), we get a palindrome (2314326234132).

The spelling of 2112003232020 in words is "two trillion, one hundred twelve billion, three million, two hundred thirty-two thousand, twenty".