113331112123 has 4 divisors (see below), whose sum is σ = 113429576448. Its totient is φ = 113232647800.

The previous prime is 113331112117. The next prime is 113331112129. The reversal of 113331112123 is 321211133311.

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

It is an interprime number because it is at equal distance from previous prime (113331112117) and next prime (113331112129).

It is a cyclic number.

It is not a de Polignac number, because 113331112123 - 2⁹ = 113331111611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113331112094 and 113331112103.

It is not an unprimeable number, because it can be changed into a prime (113331112129) 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, 49230436 + ... + 49232737.

It is an arithmetic number, because the mean of its divisors is an integer number (28357394112).

Almost surely, 2^113331112123 is an apocalyptic number.

113331112123 is a deficient number, since it is larger than the sum of its proper divisors (98464325).

113331112123 is an equidigital number, since it uses as much as digits as its factorization.

113331112123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98464324.

The product of its digits is 324, while the sum is 22.

Adding to 113331112123 its reverse (321211133311), we get a palindrome (434542245434).

The spelling of 113331112123 in words is "one hundred thirteen billion, three hundred thirty-one million, one hundred twelve thousand, one hundred twenty-three".