2120544322 has 16 divisors (see below), whose sum is σ = 3543616440. Its totient is φ = 944963712.

The previous prime is 2120544287. The next prime is 2120544331. The reversal of 2120544322 is 2234450212.

It can be written as a sum of positive squares in 4 ways, for example, as 2046567121 + 73977201 = 45239^2 + 8601^2 .

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, 1405443 + ... + 1406950.

Almost surely, 2^2120544322 is an apocalyptic number.

2120544322 is a deficient number, since it is larger than the sum of its proper divisors (1423072118).

2120544322 is a wasteful number, since it uses less digits than its factorization.

2120544322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2812437.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 2120544322 is about 46049.3683127141. The cubic root of 2120544322 is about 1284.7415937873.

Adding to 2120544322 its reverse (2234450212), we get a palindrome (4354994534).

The spelling of 2120544322 in words is "two billion, one hundred twenty million, five hundred forty-four thousand, three hundred twenty-two".