2124024020 has 24 divisors (see below), whose sum is σ = 4516915200. Its totient is φ = 838854432.

The previous prime is 2124023999. The next prime is 2124024053. The reversal of 2124024020 is 204204212.

It is a happy number.

It is a super-2 number, since 2×2124024020² = 9022956075073920800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2124024020.

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, 670580 + ... + 673739.

It is an arithmetic number, because the mean of its divisors is an integer number (188204800).

Almost surely, 2^2124024020 is an apocalyptic number.

2124024020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2124024020 is an abundant number, since it is smaller than the sum of its proper divisors (2392891180).

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

2124024020 is a wasteful number, since it uses less digits than its factorization.

2124024020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344407 (or 1344405 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2124024020 is about 46087.1350812784. The cubic root of 2124024020 is about 1285.4439401370.

Adding to 2124024020 its reverse (204204212), we get a palindrome (2328228232).

The spelling of 2124024020 in words is "two billion, one hundred twenty-four million, twenty-four thousand, twenty".