2120200444 has 24 divisors (see below), whose sum is σ = 3878840448. Its totient is φ = 1012131120.

The previous prime is 2120200429. The next prime is 2120200457. The reversal of 2120200444 is 4440020212.

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, 29259 + ... + 71389.

It is an arithmetic number, because the mean of its divisors is an integer number (161618352).

Almost surely, 2^2120200444 is an apocalyptic number.

It is an amenable number.

2120200444 is a deficient number, since it is larger than the sum of its proper divisors (1758640004).

2120200444 is a wasteful number, since it uses less digits than its factorization.

2120200444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42705 (or 42703 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 2120200444 is about 46045.6343641827. The cubic root of 2120200444 is about 1284.6721433403.

Adding to 2120200444 its reverse (4440020212), we get a palindrome (6560220656).

The spelling of 2120200444 in words is "two billion, one hundred twenty million, two hundred thousand, four hundred forty-four".