2002011265 has 8 divisors (see below), whose sum is σ = 2404749888. Its totient is φ = 1600051440.

The previous prime is 2002011223. The next prime is 2002011269. The reversal of 2002011265 is 5621102002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2002011265 - 2¹⁷ = 2001880193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002011269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189027 + ... + 199336.

It is an arithmetic number, because the mean of its divisors is an integer number (300593736).

Almost surely, 2^2002011265 is an apocalyptic number.

It is an amenable number.

2002011265 is a deficient number, since it is larger than the sum of its proper divisors (402738623).

2002011265 is a wasteful number, since it uses less digits than its factorization.

2002011265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389399.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2002011265 is about 44743.8405258199. The cubic root of 2002011265 is about 1260.3432475863.

Adding to 2002011265 its reverse (5621102002), we get a palindrome (7623113267).

The spelling of 2002011265 in words is "two billion, two million, eleven thousand, two hundred sixty-five".