123343321430 has 32 divisors (see below), whose sum is σ = 258035431680. Its totient is φ = 41572372320.

The previous prime is 123343321393. The next prime is 123343321441. The reversal of 123343321430 is 34123343321.

It is a junction number, because it is equal to n+sod(n) for n = 123343321393 and 123343321402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14928476 + ... + 14936735.

It is an arithmetic number, because the mean of its divisors is an integer number (8063607240).

Almost surely, 2^123343321430 is an apocalyptic number.

123343321430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123343321430 is an abundant number, since it is smaller than the sum of its proper divisors (134692110250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123343321430 is a wasteful number, since it uses less digits than its factorization.

123343321430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29865284.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 123343321430 its reverse (34123343321), we get a palindrome (157466664751).

The spelling of 123343321430 in words is "one hundred twenty-three billion, three hundred forty-three million, three hundred twenty-one thousand, four hundred thirty".