265330101 has 16 divisors (see below), whose sum is σ = 376838784. Its totient is φ = 165479424.

The previous prime is 265330097. The next prime is 265330123. The reversal of 265330101 is 101033562.

It is not a de Polignac number, because 265330101 - 2² = 265330097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265330201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7060 + ... + 24093.

It is an arithmetic number, because the mean of its divisors is an integer number (23552424).

Almost surely, 2^265330101 is an apocalyptic number.

It is an amenable number.

265330101 is a deficient number, since it is larger than the sum of its proper divisors (111508683).

265330101 is a wasteful number, since it uses less digits than its factorization.

265330101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31340.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 265330101 is about 16288.9564122445. The cubic root of 265330101 is about 642.5824214591.

Adding to 265330101 its reverse (101033562), we get a palindrome (366363663).

The spelling of 265330101 in words is "two hundred sixty-five million, three hundred thirty thousand, one hundred one".