113221265063 has 16 divisors (see below), whose sum is σ = 117455923200. Its totient is φ = 109024250400.

The previous prime is 113221265057. The next prime is 113221265071. The reversal of 113221265063 is 360562122311.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 113221265063 - 2¹⁸ = 113221002919 is a prime.

It is a super-2 number, since 2×113221265063² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113221261063) 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 15 ways as a sum of consecutive naturals, for example, 5690753 + ... + 5710613.

It is an arithmetic number, because the mean of its divisors is an integer number (7340995200).

Almost surely, 2^113221265063 is an apocalyptic number.

113221265063 is a deficient number, since it is larger than the sum of its proper divisors (4234658137).

113221265063 is a wasteful number, since it uses less digits than its factorization.

113221265063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20798.

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 113221265063 its reverse (360562122311), we get a palindrome (473783387374).

The spelling of 113221265063 in words is "one hundred thirteen billion, two hundred twenty-one million, two hundred sixty-five thousand, sixty-three".