123232423020423 has 16 divisors (see below), whose sum is σ = 168751392898656. Its totient is φ = 79934219003520.

The previous prime is 123232423020419. The next prime is 123232423020457. The reversal of 123232423020423 is 324020324232321.

It is not a de Polignac number, because 123232423020423 - 2² = 123232423020419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123232423420423) 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 15 ways as a sum of consecutive naturals, for example, 26778993 + ... + 31041573.

It is an arithmetic number, because the mean of its divisors is an integer number (10546962056166).

Almost surely, 2^{123232423020423} is an apocalyptic number.

123232423020423 is a deficient number, since it is larger than the sum of its proper divisors (45518969878233).

123232423020423 is a wasteful number, since it uses less digits than its factorization.

123232423020423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4523074.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 123232423020423 its reverse (324020324232321), we get a palindrome (447252747252744).

The spelling of 123232423020423 in words is "one hundred twenty-three trillion, two hundred thirty-two billion, four hundred twenty-three million, twenty thousand, four hundred twenty-three".