112421113123 has 8 divisors (see below), whose sum is σ = 122645522160. Its totient is φ = 102197422080.

The previous prime is 112421113121. The next prime is 112421113127. The reversal of 112421113123 is 321311124211.

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 112421113123 - 2¹ = 112421113121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112421113094 and 112421113103.

It is not an unprimeable number, because it can be changed into a prime (112421113121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179043 + ... + 506851.

It is an arithmetic number, because the mean of its divisors is an integer number (15330690270).

Almost surely, 2^112421113123 is an apocalyptic number.

112421113123 is a deficient number, since it is larger than the sum of its proper divisors (10224409037).

112421113123 is a wasteful number, since it uses less digits than its factorization.

112421113123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358997.

The product of its digits is 288, while the sum is 22.

Adding to 112421113123 its reverse (321311124211), we get a palindrome (433732237334).

The spelling of 112421113123 in words is "one hundred twelve billion, four hundred twenty-one million, one hundred thirteen thousand, one hundred twenty-three".