2120210013 has 16 divisors (see below), whose sum is σ = 2838940416. Its totient is φ = 1407489600.

The previous prime is 2120210003. The next prime is 2120210051. The reversal of 2120210013 is 3100120212.

It is not a de Polignac number, because 2120210013 - 2¹⁰ = 2120208989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120210003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1114363 + ... + 1116263.

It is an arithmetic number, because the mean of its divisors is an integer number (177433776).

Almost surely, 2^2120210013 is an apocalyptic number.

It is an amenable number.

2120210013 is a deficient number, since it is larger than the sum of its proper divisors (718730403).

2120210013 is a wasteful number, since it uses less digits than its factorization.

2120210013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3284.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2120210013 is about 46045.7382718531. The cubic root of 2120210013 is about 1284.6740760207.

Adding to 2120210013 its reverse (3100120212), we get a palindrome (5220330225).

The spelling of 2120210013 in words is "two billion, one hundred twenty million, two hundred ten thousand, thirteen".