2120320410 has 128 divisors (see below), whose sum is σ = 5831046144. Its totient is φ = 488816640.

The previous prime is 2120320403. The next prime is 2120320417. The reversal of 2120320410 is 140230212.

It is an interprime number because it is at equal distance from previous prime (2120320403) and next prime (2120320417).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2120320410.

It is not an unprimeable number, because it can be changed into a prime (2120320417) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1597167 + ... + 1598493.

It is an arithmetic number, because the mean of its divisors is an integer number (45555048).

Almost surely, 2^2120320410 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2120320410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2915523072).

2120320410 is an abundant number, since it is smaller than the sum of its proper divisors (3710725734).

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

2120320410 is a wasteful number, since it uses less digits than its factorization.

2120320410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2120320410 is about 46046.9370316854. The cubic root of 2120320410 is about 1284.6963728217.

Adding to 2120320410 its reverse (140230212), we get a palindrome (2260550622).

The spelling of 2120320410 in words is "two billion, one hundred twenty million, three hundred twenty thousand, four hundred ten".