123342243321 has 16 divisors (see below), whose sum is σ = 179414555328. Its totient is φ = 74749684800.

The previous prime is 123342243307. The next prime is 123342243331.

It is a happy number.

123342243321 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 123342243321 - 2⁶ = 123342243257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123342243331) 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, 876375 + ... + 1007331.

It is an arithmetic number, because the mean of its divisors is an integer number (11213409708).

Almost surely, 2^123342243321 is an apocalyptic number.

123342243321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

123342243321 is a deficient number, since it is larger than the sum of its proper divisors (56072312007).

123342243321 is a wasteful number, since it uses less digits than its factorization.

123342243321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159512.

The product of its digits is 20736, while the sum is 30.

It can be divided in two parts, 123342 and 243321, that added together give a palindrome (366663).

The spelling of 123342243321 in words is "one hundred twenty-three billion, three hundred forty-two million, two hundred forty-three thousand, three hundred twenty-one".