2120243324 has 12 divisors (see below), whose sum is σ = 3710893200. Its totient is φ = 1059988128.

The previous prime is 2120243303. The next prime is 2120243327. The reversal of 2120243324 is 4233420212.

It is a self number, because there is not a number n which added to its sum of digits gives 2120243324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120243327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8057 + ... + 65615.

It is an arithmetic number, because the mean of its divisors is an integer number (309241100).

Almost surely, 2^2120243324 is an apocalyptic number.

It is an amenable number.

2120243324 is a deficient number, since it is larger than the sum of its proper divisors (1590649876).

2120243324 is a wasteful number, since it uses less digits than its factorization.

2120243324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66772 (or 66770 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2120243324 is about 46046.0999868610. The cubic root of 2120243324 is about 1284.6808039004.

Adding to 2120243324 its reverse (4233420212), we get a palindrome (6353663536).

The spelling of 2120243324 in words is "two billion, one hundred twenty million, two hundred forty-three thousand, three hundred twenty-four".