123234242432321 has 2 divisors, whose sum is σ = 123234242432322. Its totient is φ = 123234242432320.

The previous prime is 123234242432201. The next prime is 123234242432341.

123234242432321 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64407045160000 + 58827197272321 = 8025400^2 + 7669889^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 123234242432321 - 2³⁰ = 123233168690497 is a prime.

It is not a weakly prime, because it can be changed into another prime (123234242432341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61617121216160 + 61617121216161.

It is an arithmetic number, because the mean of its divisors is an integer number (61617121216161).

Almost surely, 2^{123234242432321} is an apocalyptic number.

It is an amenable number.

123234242432321 is a deficient number, since it is larger than the sum of its proper divisors (1).

123234242432321 is an equidigital number, since it uses as much as digits as its factorization.

123234242432321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 38.

The spelling of 123234242432321 in words is "one hundred twenty-three trillion, two hundred thirty-four billion, two hundred forty-two million, four hundred thirty-two thousand, three hundred twenty-one".