2124020144 has 20 divisors (see below), whose sum is σ = 4119200640. Its totient is φ = 1061000640.

The previous prime is 2124020083. The next prime is 2124020147. The reversal of 2124020144 is 4410204212.

It is a super-2 number, since 2×2124020144² = 9022923144235561472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2124020147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45584 + ... + 79535.

It is an arithmetic number, because the mean of its divisors is an integer number (205960032).

Almost surely, 2^2124020144 is an apocalyptic number.

It is an amenable number.

2124020144 is a deficient number, since it is larger than the sum of its proper divisors (1995180496).

2124020144 is a wasteful number, since it uses less digits than its factorization.

2124020144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126188 (or 126182 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2124020144 is about 46087.0930304787. The cubic root of 2124020144 is about 1285.4431582275.

Adding to 2124020144 its reverse (4410204212), we get a palindrome (6534224356).

The spelling of 2124020144 in words is "two billion, one hundred twenty-four million, twenty thousand, one hundred forty-four".