123244124443 has 12 divisors (see below), whose sum is σ = 143435313000. Its totient is φ = 105449516480.

The previous prime is 123244124407. The next prime is 123244124491. The reversal of 123244124443 is 344421442321.

It is a de Polignac number, because none of the positive numbers 2^k-123244124443 is a prime.

It is a super-2 number, since 2×123244124443² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123244124399 and 123244124408.

It is not an unprimeable number, because it can be changed into a prime (123244121443) 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 11 ways as a sum of consecutive naturals, for example, 29955193 + ... + 29959306.

It is an arithmetic number, because the mean of its divisors is an integer number (11952942750).

Almost surely, 2^123244124443 is an apocalyptic number.

123244124443 is a deficient number, since it is larger than the sum of its proper divisors (20191188557).

123244124443 is a wasteful number, since it uses less digits than its factorization.

123244124443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59914538 (or 59914527 counting only the distinct ones).

The product of its digits is 73728, while the sum is 34.

Adding to 123244124443 its reverse (344421442321), we get a palindrome (467665566764).

The spelling of 123244124443 in words is "one hundred twenty-three billion, two hundred forty-four million, one hundred twenty-four thousand, four hundred forty-three".