2112320265 has 64 divisors (see below), whose sum is σ = 3743435520. Its totient is φ = 1008599040.

The previous prime is 2112320257. The next prime is 2112320279. The reversal of 2112320265 is 5620232112.

It is not a de Polignac number, because 2112320265 - 2³ = 2112320257 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4621917 + ... + 4622373.

It is an arithmetic number, because the mean of its divisors is an integer number (58491180).

Almost surely, 2^2112320265 is an apocalyptic number.

It is an amenable number.

2112320265 is a deficient number, since it is larger than the sum of its proper divisors (1631115255).

2112320265 is a wasteful number, since it uses less digits than its factorization.

2112320265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2112320265 is about 45959.9854764990. The cubic root of 2112320265 is about 1283.0785810553.

Adding to 2112320265 its reverse (5620232112), we get a palindrome (7732552377).

The spelling of 2112320265 in words is "two billion, one hundred twelve million, three hundred twenty thousand, two hundred sixty-five".