123001541223123 has 8 divisors (see below), whose sum is σ = 164002158803200. Its totient is φ = 82000975562568.

The previous prime is 123001541223073. The next prime is 123001541223179. The reversal of 123001541223123 is 321322145100321.

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

It is not a de Polignac number, because 123001541223123 - 2²⁴ = 123001524445907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123001541223523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7067263 + ... + 17203176.

It is an arithmetic number, because the mean of its divisors is an integer number (20500269850400).

Almost surely, 2^{123001541223123} is an apocalyptic number.

123001541223123 is a deficient number, since it is larger than the sum of its proper divisors (41000617580077).

123001541223123 is a wasteful number, since it uses less digits than its factorization.

123001541223123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25959761.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 123001541223123 its reverse (321322145100321), we get a palindrome (444323686323444).

The spelling of 123001541223123 in words is "one hundred twenty-three trillion, one billion, five hundred forty-one million, two hundred twenty-three thousand, one hundred twenty-three".