123232103423242 has 32 divisors (see below), whose sum is σ = 205178251521600. Its totient is φ = 55036225056000.

The previous prime is 123232103423239. The next prime is 123232103423257. The reversal of 123232103423242 is 242324301232321.

It is a happy number.

It is a super-2 number, since 2×123232103423242² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123232103423198 and 123232103423207.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22503567 + ... + 27438562.

It is an arithmetic number, because the mean of its divisors is an integer number (6411820360050).

Almost surely, 2^{123232103423242} is an apocalyptic number.

123232103423242 is a deficient number, since it is larger than the sum of its proper divisors (81946148098358).

123232103423242 is a wasteful number, since it uses less digits than its factorization.

123232103423242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49944102.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 123232103423242 its reverse (242324301232321), we get a palindrome (365556404655563).

The spelling of 123232103423242 in words is "one hundred twenty-three trillion, two hundred thirty-two billion, one hundred three million, four hundred twenty-three thousand, two hundred forty-two".