2120043324 has 48 divisors (see below), whose sum is σ = 5657315328. Its totient is φ = 605312448.

The previous prime is 2120043287. The next prime is 2120043337. The reversal of 2120043324 is 4233400212.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2120043324.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 127669 + ... + 143315.

It is an arithmetic number, because the mean of its divisors is an integer number (117860736).

Almost surely, 2^2120043324 is an apocalyptic number.

It is an amenable number.

2120043324 is an abundant number, since it is smaller than the sum of its proper divisors (3537272004).

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

2120043324 is a wasteful number, since it uses less digits than its factorization.

2120043324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17274 (or 17272 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2120043324 is about 46043.9281990579. The cubic root of 2120043324 is about 1284.6404084991.

Adding to 2120043324 its reverse (4233400212), we get a palindrome (6353443536).

The spelling of 2120043324 in words is "two billion, one hundred twenty million, forty-three thousand, three hundred twenty-four".