124401303123 has 32 divisors (see below), whose sum is σ = 172173813504. Its totient is φ = 79841728512.

The previous prime is 124401303109. The next prime is 124401303127. The reversal of 124401303123 is 321303104421.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-124401303123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124401303093 and 124401303102.

It is not an unprimeable number, because it can be changed into a prime (124401303127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4622715 + ... + 4649547.

It is an arithmetic number, because the mean of its divisors is an integer number (5380431672).

Almost surely, 2^124401303123 is an apocalyptic number.

124401303123 is a deficient number, since it is larger than the sum of its proper divisors (47772510381).

124401303123 is a wasteful number, since it uses less digits than its factorization.

124401303123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27395.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 124401303123 its reverse (321303104421), we get a palindrome (445704407544).

The spelling of 124401303123 in words is "one hundred twenty-four billion, four hundred one million, three hundred three thousand, one hundred twenty-three".