124311123423 has 12 divisors (see below), whose sum is σ = 180749656048. Its totient is φ = 82325246400.

The previous prime is 124311123263. The next prime is 124311123439. The reversal of 124311123423 is 324321113421.

124311123423 is a `hidden beast` number, since 1 + 2 + 4 + 311 + 1 + 2 + 342 + 3 = 666.

It is not a de Polignac number, because 124311123423 - 2⁹ = 124311122911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124311121423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45734890 + ... + 45737607.

Almost surely, 2^124311123423 is an apocalyptic number.

124311123423 is a deficient number, since it is larger than the sum of its proper divisors (56438532625).

124311123423 is a wasteful number, since it uses less digits than its factorization.

124311123423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91472654 (or 91472651 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 124311123423 its reverse (324321113421), we get a palindrome (448632236844).

The spelling of 124311123423 in words is "one hundred twenty-four billion, three hundred eleven million, one hundred twenty-three thousand, four hundred twenty-three".