123243351430312 has 16 divisors (see below), whose sum is σ = 231260277974400. Its totient is φ = 61573943970480.

The previous prime is 123243351430289. The next prime is 123243351430327. The reversal of 123243351430312 is 213034153342321.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5966457112 + ... + 5966477767.

It is an arithmetic number, because the mean of its divisors is an integer number (14453767373400).

Almost surely, 2^{123243351430312} is an apocalyptic number.

It is an amenable number.

123243351430312 is a deficient number, since it is larger than the sum of its proper divisors (108016926544088).

123243351430312 is a wasteful number, since it uses less digits than its factorization.

123243351430312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11932936176 (or 11932936172 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 37.

The spelling of 123243351430312 in words is "one hundred twenty-three trillion, two hundred forty-three billion, three hundred fifty-one million, four hundred thirty thousand, three hundred twelve".