123114412443 has 96 divisors (see below), whose sum is σ = 195368785920. Its totient is φ = 68697798400.

The previous prime is 123114412391. The next prime is 123114412451. The reversal of 123114412443 is 344214411321.

It is a happy number.

It is not a de Polignac number, because 123114412443 - 2¹⁴ = 123114396059 is a prime.

It is a super-2 number, since 2×123114412443² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123114412443.

It is not an unprimeable number, because it can be changed into a prime (123114412643) 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 95 ways as a sum of consecutive naturals, for example, 111617230 + ... + 111618332.

It is an arithmetic number, because the mean of its divisors is an integer number (2035091520).

Almost surely, 2^123114412443 is an apocalyptic number.

123114412443 is a deficient number, since it is larger than the sum of its proper divisors (72254373477).

123114412443 is a wasteful number, since it uses less digits than its factorization.

123114412443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641 (or 1630 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

Adding to 123114412443 its reverse (344214411321), we get a palindrome (467328823764).

The spelling of 123114412443 in words is "one hundred twenty-three billion, one hundred fourteen million, four hundred twelve thousand, four hundred forty-three".