124020331023 has 4 divisors (see below), whose sum is σ = 165360441368. Its totient is φ = 82680220680.

The previous prime is 124020330997. The next prime is 124020331033. The reversal of 124020331023 is 320133020421.

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

It is a de Polignac number, because none of the positive numbers 2^k-124020331023 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 (124020331033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20670055168 + ... + 20670055173.

It is an arithmetic number, because the mean of its divisors is an integer number (41340110342).

Almost surely, 2^124020331023 is an apocalyptic number.

124020331023 is a deficient number, since it is larger than the sum of its proper divisors (41340110345).

124020331023 is an equidigital number, since it uses as much as digits as its factorization.

124020331023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41340110344.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 124020331023 its reverse (320133020421), we get a palindrome (444153351444).

The spelling of 124020331023 in words is "one hundred twenty-four billion, twenty million, three hundred thirty-one thousand, twenty-three".