112601501521 has 4 divisors (see below), whose sum is σ = 112801504752. Its totient is φ = 112401498292.

The previous prime is 112601501501. The next prime is 112601501533. The reversal of 112601501521 is 125105106211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112601501521 - 2⁹ = 112601501009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112601501501) 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 3 ways as a sum of consecutive naturals, for example, 100000771 + ... + 100001896.

It is an arithmetic number, because the mean of its divisors is an integer number (28200376188).

Almost surely, 2^112601501521 is an apocalyptic number.

It is an amenable number.

112601501521 is a deficient number, since it is larger than the sum of its proper divisors (200003231).

112601501521 is an equidigital number, since it uses as much as digits as its factorization.

112601501521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200003230.

The product of its (nonzero) digits is 600, while the sum is 25.

Adding to 112601501521 its reverse (125105106211), we get a palindrome (237706607732).

The spelling of 112601501521 in words is "one hundred twelve billion, six hundred one million, five hundred one thousand, five hundred twenty-one".