113331321130123 has 4 divisors (see below), whose sum is σ = 113331342918640. Its totient is φ = 113331299341608.

The previous prime is 113331321130099. The next prime is 113331321130171. The reversal of 113331321130123 is 321031123133311.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113331321130123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113331321130091 and 113331321130100.

It is not an unprimeable number, because it can be changed into a prime (113331321130523) 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, 1976473 + ... + 15184501.

It is an arithmetic number, because the mean of its divisors is an integer number (28332835729660).

Almost surely, 2^{113331321130123} is an apocalyptic number.

113331321130123 is a deficient number, since it is larger than the sum of its proper divisors (21788517).

113331321130123 is an equidigital number, since it uses as much as digits as its factorization.

113331321130123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21788516.

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 113331321130123 its reverse (321031123133311), we get a palindrome (434362444263434).

The spelling of 113331321130123 in words is "one hundred thirteen trillion, three hundred thirty-one billion, three hundred twenty-one million, one hundred thirty thousand, one hundred twenty-three".