113224347521 has 8 divisors (see below), whose sum is σ = 113839603200. Its totient is φ = 112609326160.

The previous prime is 113224347499. The next prime is 113224347547. The reversal of 113224347521 is 125743422311.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 113224347521 - 2¹⁰ = 113224346497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113224347571) 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 7 ways as a sum of consecutive naturals, for example, 958190 + ... + 1069848.

It is an arithmetic number, because the mean of its divisors is an integer number (14229950400).

Almost surely, 2^113224347521 is an apocalyptic number.

It is an amenable number.

113224347521 is a deficient number, since it is larger than the sum of its proper divisors (615255679).

113224347521 is a wasteful number, since it uses less digits than its factorization.

113224347521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117159.

The product of its digits is 40320, while the sum is 35.

Adding to 113224347521 its reverse (125743422311), we get a palindrome (238967769832).

The spelling of 113224347521 in words is "one hundred thirteen billion, two hundred twenty-four million, three hundred forty-seven thousand, five hundred twenty-one".