123332403434242 has 16 divisors (see below), whose sum is σ = 195135241170240. Its totient is φ = 58300651955088.

The previous prime is 123332403434231. The next prime is 123332403434243. The reversal of 123332403434242 is 242434304233321.

It is a super-2 number, since 2×123332403434242² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123332403434195 and 123332403434204.

It is not an unprimeable number, because it can be changed into a prime (123332403434243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3332208973 + ... + 3332245984.

It is an arithmetic number, because the mean of its divisors is an integer number (12195952573140).

Almost surely, 2^{123332403434242} is an apocalyptic number.

123332403434242 is a deficient number, since it is larger than the sum of its proper divisors (71802837735998).

123332403434242 is a wasteful number, since it uses less digits than its factorization.

123332403434242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6664455465.

The product of its (nonzero) digits is 995328, while the sum is 40.

Adding to 123332403434242 its reverse (242434304233321), we get a palindrome (365766707667563).

The spelling of 123332403434242 in words is "one hundred twenty-three trillion, three hundred thirty-two billion, four hundred three million, four hundred thirty-four thousand, two hundred forty-two".