111500025332513 has 4 divisors (see below), whose sum is σ = 111772641531780. Its totient is φ = 111227409133248.

The previous prime is 111500025332483. The next prime is 111500025332551. The reversal of 111500025332513 is 315233520005111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 99017286252049 + 12482739080464 = 9950743^2 + 3533092^2 .

It is a cyclic number.

It is not a de Polignac number, because 111500025332513 - 2⁴⁰ = 110400513704737 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111500025332513.

It is not an unprimeable number, because it can be changed into a prime (111500025332573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136308099020 + ... + 136308099837.

It is an arithmetic number, because the mean of its divisors is an integer number (27943160382945).

Almost surely, 2^{111500025332513} is an apocalyptic number.

It is an amenable number.

111500025332513 is a deficient number, since it is larger than the sum of its proper divisors (272616199267).

111500025332513 is an equidigital number, since it uses as much as digits as its factorization.

111500025332513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272616199266.

The product of its (nonzero) digits is 13500, while the sum is 32.

Adding to 111500025332513 its reverse (315233520005111), we get a palindrome (426733545337624).

The spelling of 111500025332513 in words is "one hundred eleven trillion, five hundred billion, twenty-five million, three hundred thirty-two thousand, five hundred thirteen".