123404110103443 has 8 divisors (see below), whose sum is σ = 134717237163488. Its totient is φ = 112351054929984.

The previous prime is 123404110103387. The next prime is 123404110103453. The reversal of 123404110103443 is 344301011404321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123404110103443 - 2²⁵ = 123404076549011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123404110103453) 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 7 ways as a sum of consecutive naturals, for example, 65017970655 + ... + 65017972552.

It is an arithmetic number, because the mean of its divisors is an integer number (16839654645436).

Almost surely, 2^{123404110103443} is an apocalyptic number.

123404110103443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123404110103443 is a deficient number, since it is larger than the sum of its proper divisors (11313127060045).

123404110103443 is a wasteful number, since it uses less digits than its factorization.

123404110103443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130035943293.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 123404110103443 its reverse (344301011404321), we get a palindrome (467705121507764).

The spelling of 123404110103443 in words is "one hundred twenty-three trillion, four hundred four billion, one hundred ten million, one hundred three thousand, four hundred forty-three".