2120040210 has 32 divisors (see below), whose sum is σ = 5128169472. Its totient is φ = 560891520.

The previous prime is 2120040193. The next prime is 2120040211. The reversal of 2120040210 is 120400212.

It is not an unprimeable number, because it can be changed into a prime (2120040211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274411 + ... + 282030.

It is an arithmetic number, because the mean of its divisors is an integer number (160255296).

Almost surely, 2^2120040210 is an apocalyptic number.

2120040210 is an abundant number, since it is smaller than the sum of its proper divisors (3008129262).

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

2120040210 is a wasteful number, since it uses less digits than its factorization.

2120040210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556578.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2120040210 is about 46043.8943835119. The cubic root of 2120040210 is about 1284.6397795226.

Adding to 2120040210 its reverse (120400212), we get a palindrome (2240440422).

The spelling of 2120040210 in words is "two billion, one hundred twenty million, forty thousand, two hundred ten".