2124003320020 has 48 divisors (see below), whose sum is σ = 4563581057280. Its totient is φ = 830083270016.

The previous prime is 2124003319993. The next prime is 2124003320041. The reversal of 2124003320020 is 200233004212.

It is a super-2 number, since 2×2124003320020² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2124003320020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3938662 + ... + 4445341.

It is an arithmetic number, because the mean of its divisors is an integer number (95074605360).

Almost surely, 2^{2124003320020} is an apocalyptic number.

2124003320020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2124003320020 is an abundant number, since it is smaller than the sum of its proper divisors (2439577737260).

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

2124003320020 is a wasteful number, since it uses less digits than its factorization.

2124003320020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8384304 (or 8384302 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 2124003320020 its reverse (200233004212), we get a palindrome (2324236324232).

The spelling of 2124003320020 in words is "two trillion, one hundred twenty-four billion, three million, three hundred twenty thousand, twenty".