2120364513 has 32 divisors (see below), whose sum is σ = 3239934720. Its totient is φ = 1369509120.

The previous prime is 2120364511. The next prime is 2120364553. The reversal of 2120364513 is 3154630212.

2120364513 is a `hidden beast` number, since 2 + 1 + 2 + 0 + 3 + 645 + 13 = 666.

2120364513 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2120364513 - 2¹ = 2120364511 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2120364511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 236356 + ... + 245162.

It is an arithmetic number, because the mean of its divisors is an integer number (101247960).

Almost surely, 2^2120364513 is an apocalyptic number.

It is an amenable number.

2120364513 is a deficient number, since it is larger than the sum of its proper divisors (1119570207).

2120364513 is a wasteful number, since it uses less digits than its factorization.

2120364513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9094 (or 9088 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 2120364513 is about 46047.4159209830. The cubic root of 2120364513 is about 1284.7052800559.

Adding to 2120364513 its reverse (3154630212), we get a palindrome (5274994725).

The spelling of 2120364513 in words is "two billion, one hundred twenty million, three hundred sixty-four thousand, five hundred thirteen".