2120633265 has 32 divisors (see below), whose sum is σ = 3523161600. Its totient is φ = 1087914240.

The previous prime is 2120633239. The next prime is 2120633267. The reversal of 2120633265 is 5623360212.

It is not a de Polignac number, because 2120633265 - 2⁵ = 2120633233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2120633267) 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, 108891 + ... + 126879.

It is an arithmetic number, because the mean of its divisors is an integer number (110098800).

Almost surely, 2^2120633265 is an apocalyptic number.

It is an amenable number.

2120633265 is a deficient number, since it is larger than the sum of its proper divisors (1402528335).

2120633265 is a wasteful number, since it uses less digits than its factorization.

2120633265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18297.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 2120633265 is about 46050.3340378764. The cubic root of 2120633265 is about 1284.7595557123.

Adding to 2120633265 its reverse (5623360212), we get a palindrome (7743993477).

The spelling of 2120633265 in words is "two billion, one hundred twenty million, six hundred thirty-three thousand, two hundred sixty-five".