201026265 has 32 divisors (see below), whose sum is σ = 353483136. Its totient is φ = 96744960.

The previous prime is 201026263. The next prime is 201026269. The reversal of 201026265 is 562620102.

It is not a de Polignac number, because 201026265 - 2¹ = 201026263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201026261) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 18159 + ... + 27051.

It is an arithmetic number, because the mean of its divisors is an integer number (11046348).

Almost surely, 2^201026265 is an apocalyptic number.

It is an amenable number.

201026265 is a deficient number, since it is larger than the sum of its proper divisors (152456871).

201026265 is a wasteful number, since it uses less digits than its factorization.

201026265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9049.

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

The square root of 201026265 is about 14178.3731436297. The cubic root of 201026265 is about 585.8021139505.

Adding to 201026265 its reverse (562620102), we get a palindrome (763646367).

The spelling of 201026265 in words is "two hundred one million, twenty-six thousand, two hundred sixty-five".