2120443244 has 36 divisors (see below), whose sum is σ = 3982897800. Its totient is φ = 987356736.

The previous prime is 2120443229. The next prime is 2120443261. The reversal of 2120443244 is 4423440212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72752 + ... + 97640.

It is an arithmetic number, because the mean of its divisors is an integer number (110636050).

Almost surely, 2^2120443244 is an apocalyptic number.

It is an amenable number.

2120443244 is a deficient number, since it is larger than the sum of its proper divisors (1862454556).

2120443244 is a wasteful number, since it uses less digits than its factorization.

2120443244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24990 (or 24969 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 2120443244 is about 46048.2708035818. The cubic root of 2120443244 is about 1284.7211806049.

Adding to 2120443244 its reverse (4423440212), we get a palindrome (6543883456).

The spelling of 2120443244 in words is "two billion, one hundred twenty million, four hundred forty-three thousand, two hundred forty-four".