2120304444 has 12 divisors (see below), whose sum is σ = 4947377064. Its totient is φ = 706768144.

The previous prime is 2120304437. The next prime is 2120304493. The reversal of 2120304444 is 4444030212.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×2120304444² = 8991381870492298272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88346007 + ... + 88346030.

It is an arithmetic number, because the mean of its divisors is an integer number (412281422).

Almost surely, 2^2120304444 is an apocalyptic number.

It is an amenable number.

2120304444 is an abundant number, since it is smaller than the sum of its proper divisors (2827072620).

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

2120304444 is a wasteful number, since it uses less digits than its factorization.

2120304444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176692044 (or 176692042 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 2120304444 is about 46046.7636647789. The cubic root of 2120304444 is about 1284.6931482283.

Adding to 2120304444 its reverse (4444030212), we get a palindrome (6564334656).

The spelling of 2120304444 in words is "two billion, one hundred twenty million, three hundred four thousand, four hundred forty-four".