2270203065 has 64 divisors (see below), whose sum is σ = 4354721280. Its totient is φ = 1115493120.

The previous prime is 2270203051. The next prime is 2270203073. The reversal of 2270203065 is 5603020722.

It is not a de Polignac number, because 2270203065 - 2⁷ = 2270202937 is a prime.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1303095 + ... + 1304835.

It is an arithmetic number, because the mean of its divisors is an integer number (68042520).

Almost surely, 2^2270203065 is an apocalyptic number.

It is an amenable number.

2270203065 is a deficient number, since it is larger than the sum of its proper divisors (2084518215).

2270203065 is a wasteful number, since it uses less digits than its factorization.

2270203065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511 (or 2505 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 2270203065 is about 47646.6479933269. The cubic root of 2270203065 is about 1314.2810172299.

Adding to 2270203065 its reverse (5603020722), we get a palindrome (7873223787).

The spelling of 2270203065 in words is "two billion, two hundred seventy million, two hundred three thousand, sixty-five".