2120021130 has 16 divisors (see below), whose sum is σ = 5088050784. Its totient is φ = 565338960.

The previous prime is 2120021119. The next prime is 2120021161. The reversal of 2120021130 is 311200212.

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, 35333656 + ... + 35333715.

It is an arithmetic number, because the mean of its divisors is an integer number (318003174).

Almost surely, 2^2120021130 is an apocalyptic number.

2120021130 is an abundant number, since it is smaller than the sum of its proper divisors (2968029654).

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

2120021130 is a wasteful number, since it uses less digits than its factorization.

2120021130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70667381.

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

The square root of 2120021130 is about 46043.6871894508. The cubic root of 2120021130 is about 1284.6359256648.

Adding to 2120021130 its reverse (311200212), we get a palindrome (2431221342).

The spelling of 2120021130 in words is "two billion, one hundred twenty million, twenty-one thousand, one hundred thirty".