123044111324123 has 16 divisors (see below), whose sum is σ = 147026708724960. Its totient is φ = 101648094912000.

The previous prime is 123044111324117. The next prime is 123044111324131. The reversal of 123044111324123 is 321423111440321.

It is a cyclic number.

It is not a de Polignac number, because 123044111324123 - 2¹⁴ = 123044111307739 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 123044111324123.

It is not an unprimeable number, because it can be changed into a prime (123044111321123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11344648028 + ... + 11344658873.

It is an arithmetic number, because the mean of its divisors is an integer number (9189169295310).

Almost surely, 2^{123044111324123} is an apocalyptic number.

123044111324123 is a deficient number, since it is larger than the sum of its proper divisors (23982597400837).

123044111324123 is a wasteful number, since it uses less digits than its factorization.

123044111324123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22689306958.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 123044111324123 its reverse (321423111440321), we get a palindrome (444467222764444).

The spelling of 123044111324123 in words is "one hundred twenty-three trillion, forty-four billion, one hundred eleven million, three hundred twenty-four thousand, one hundred twenty-three".